diff --git a/ccm-cms/pom.xml b/ccm-cms/pom.xml
index c89a0d3de..b506844a3 100644
--- a/ccm-cms/pom.xml
+++ b/ccm-cms/pom.xml
@@ -71,6 +71,12 @@
             <scope>provided</scope>
         </dependency>
         
+        <dependency>
+            <groupId>org.jboss.resteasy</groupId>
+            <artifactId>resteasy-multipart-provider</artifactId>
+            <scope>provided</scope>
+        </dependency>
+        
         <dependency>
             <groupId>javax.mvc</groupId>
             <artifactId>javax.mvc-api</artifactId>
diff --git a/ccm-cms/src/main/java/org/librecms/assets/FileAsset.java b/ccm-cms/src/main/java/org/librecms/assets/FileAsset.java
index 903931be9..c7103c2a0 100644
--- a/ccm-cms/src/main/java/org/librecms/assets/FileAsset.java
+++ b/ccm-cms/src/main/java/org/librecms/assets/FileAsset.java
@@ -18,10 +18,16 @@
  */package org.librecms.assets;
 
 import com.arsdigita.cms.ui.assets.forms.FileAssetForm;
+
 import java.io.Serializable;
+
 import javax.persistence.Entity;
 import javax.persistence.Table;
+
 import org.hibernate.envers.Audited;
+import org.librecms.ui.contentsections.assets.FileAssetCreateStep;
+import org.librecms.ui.contentsections.assets.FileAssetEditStep;
+import org.librecms.ui.contentsections.assets.MvcAssetEditKit;
 
 import static org.librecms.CmsConstants.*;
 import static org.librecms.assets.AssetConstants.*;
@@ -39,6 +45,10 @@ import static org.librecms.assets.AssetConstants.*;
            labelBundle = ASSETS_BUNDLE,
            descriptionKey = "fileasset.description",
            descriptionBundle = ASSETS_BUNDLE)
+@MvcAssetEditKit(
+    createStep = FileAssetCreateStep.class,
+    editStep = FileAssetEditStep.class
+)
 public class FileAsset extends BinaryAsset implements Serializable {
 
     private static final long serialVersionUID = -8195062456502964401L;
diff --git a/ccm-cms/src/main/java/org/librecms/ui/contentsections/AssetFolderController.java b/ccm-cms/src/main/java/org/librecms/ui/contentsections/AssetFolderController.java
index dc7684ea7..9e06de158 100644
--- a/ccm-cms/src/main/java/org/librecms/ui/contentsections/AssetFolderController.java
+++ b/ccm-cms/src/main/java/org/librecms/ui/contentsections/AssetFolderController.java
@@ -39,6 +39,7 @@ import org.librecms.ui.contentsections.assets.MvcAssetCreateStep;
 import java.util.ArrayList;
 import java.util.Arrays;
 import java.util.Collections;
+import java.util.LinkedHashMap;
 import java.util.List;
 import java.util.Objects;
 import java.util.Optional;
@@ -274,15 +275,21 @@ public class AssetFolderController {
             assetFolderTree.buildFolderTree(section, folder)
         );
 
-        contentSectionModel.setAvailableAssetTypes(
-            assetCreateSteps
-                .stream()
-                .collect(
-                    Collectors.toMap(
-                        step -> step.getAssetType(),
-                        step -> step.getLabel()
-                    )
+        contentSectionModel.setAvailableAssetTypes(assetCreateSteps
+            .stream()
+            .sorted(
+                (step1, step2) -> step1.getLabel().compareTo(
+                    step2.getLabel()
                 )
+            )
+            .collect(
+                Collectors.toMap(
+                    step -> step.getAssetType(),
+                    step -> step.getLabel(),
+                    (value1, value2) -> value1,
+                    () -> new LinkedHashMap<>()
+                )
+            )
         );
 
         assetFolderModel.setRows(
@@ -665,11 +672,11 @@ public class AssetFolderController {
             row.setFolderPath(
                 folderManager
                     .getFolderPath(folder)
-//                    .substring(
-//                        folderManager
-//                            .getFolderPath(section.getRootAssetsFolder())
-//                            .length()
-//                    )
+            //                    .substring(
+            //                        folderManager
+            //                            .getFolderPath(section.getRootAssetsFolder())
+            //                            .length()
+            //                    )
             );
             row.setName(entry.getDisplayName());
             row.setTitle(
diff --git a/ccm-cms/src/main/java/org/librecms/ui/contentsections/assets/AssetUi.java b/ccm-cms/src/main/java/org/librecms/ui/contentsections/assets/AssetUi.java
index b33430572..d1e8b94e2 100644
--- a/ccm-cms/src/main/java/org/librecms/ui/contentsections/assets/AssetUi.java
+++ b/ccm-cms/src/main/java/org/librecms/ui/contentsections/assets/AssetUi.java
@@ -66,7 +66,7 @@ public class AssetUi {
     ) {
         models.put("section", section.getLabel());
         models.put("assetPath", assetPath);
-        return "/org/librecms/ui/contentsection/assets/asset-not-found.xhtml";
+        return "org/librecms/ui/contentsection/assets/asset-not-found.xhtml";
     }
 
 }
diff --git a/ccm-cms/src/main/java/org/librecms/ui/contentsections/assets/CmsAssetEditSteps.java b/ccm-cms/src/main/java/org/librecms/ui/contentsections/assets/CmsAssetEditSteps.java
index 1c5c674ab..f3432a721 100644
--- a/ccm-cms/src/main/java/org/librecms/ui/contentsections/assets/CmsAssetEditSteps.java
+++ b/ccm-cms/src/main/java/org/librecms/ui/contentsections/assets/CmsAssetEditSteps.java
@@ -32,6 +32,7 @@ public class CmsAssetEditSteps implements MvcAssetEditSteps {
         final Set<Class<?>> classes = new HashSet<>();
 
         classes.add(BookmarkEditStep.class);
+        classes.add(FileAssetEditStep.class);
         classes.add(LegalMetadataEditStep.class);
         classes.add(PostalAddressEditStep.class);
         classes.add(SideNoteEditStep.class);
diff --git a/ccm-cms/src/main/java/org/librecms/ui/contentsections/assets/FileAssetEditStep.java b/ccm-cms/src/main/java/org/librecms/ui/contentsections/assets/FileAssetEditStep.java
index 355ec3a62..766038b51 100644
--- a/ccm-cms/src/main/java/org/librecms/ui/contentsections/assets/FileAssetEditStep.java
+++ b/ccm-cms/src/main/java/org/librecms/ui/contentsections/assets/FileAssetEditStep.java
@@ -20,6 +20,8 @@ package org.librecms.ui.contentsections.assets;
 
 import org.apache.logging.log4j.LogManager;
 import org.apache.logging.log4j.Logger;
+import org.jboss.resteasy.plugins.providers.multipart.InputPart;
+import org.jboss.resteasy.plugins.providers.multipart.MultipartFormDataInput;
 import org.libreccm.l10n.GlobalizationHelper;
 import org.libreccm.security.AuthorizationRequired;
 import org.librecms.assets.FileAsset;
@@ -33,9 +35,12 @@ import java.io.ByteArrayOutputStream;
 import java.io.IOException;
 import java.io.InputStream;
 import java.net.URLConnection;
-import java.util.Arrays;
+import java.util.List;
 import java.util.Locale;
+import java.util.Map;
+import java.util.Optional;
 import java.util.Set;
+import java.util.logging.Level;
 import java.util.stream.Collectors;
 
 import javax.activation.MimeType;
@@ -44,8 +49,6 @@ import javax.enterprise.context.RequestScoped;
 import javax.inject.Inject;
 import javax.mvc.Controller;
 import javax.mvc.Models;
-import javax.servlet.ServletException;
-import javax.servlet.http.HttpServletRequest;
 import javax.servlet.http.Part;
 import javax.transaction.Transactional;
 import javax.ws.rs.Consumes;
@@ -54,8 +57,8 @@ import javax.ws.rs.GET;
 import javax.ws.rs.POST;
 import javax.ws.rs.Path;
 import javax.ws.rs.PathParam;
-import javax.ws.rs.core.Context;
 import javax.ws.rs.core.MediaType;
+import javax.ws.rs.core.MultivaluedMap;
 
 /**
  *
@@ -135,17 +138,22 @@ public class FileAssetEditStep extends AbstractMvcAssetEditStep {
             );
 
             editStepModel.setFileName(getFileAsset().getFileName());
-            editStepModel.setMimeType(getFileAsset().getMimeType().toString());
+            editStepModel.setMimeType(
+                Optional
+                    .ofNullable(getFileAsset().getMimeType())
+                    .map(MimeType::toString)
+                    .orElse("")
+            );
             editStepModel.setSize(getFileAsset().getSize());
-            
+
             final long size = getFileAsset().getSize();
             if (size < 2048) {
                 editStepModel.setSizeLabel(String.format("%d Bytes", size));
-            } else if(size < 1024 * 1024) {
+            } else if (size < 1024 * 1024) {
                 editStepModel.setSizeLabel(
                     String.format("%d kB", size / 1024)
                 );
-            } else if (size < 1024 * 1024 * 1024){
+            } else if (size < 1024 * 1024 * 1024) {
                 editStepModel.setSizeLabel(
                     String.format("%d MB", size / (1024 * 1024))
                 );
@@ -313,12 +321,12 @@ public class FileAssetEditStep extends AbstractMvcAssetEditStep {
     @Consumes(MediaType.MULTIPART_FORM_DATA)
     @AuthorizationRequired
     @Transactional(Transactional.TxType.REQUIRED)
-    public String removeDescription(
+    public String uploadFile(
         @PathParam(MvcAssetEditSteps.SECTION_IDENTIFIER_PATH_PARAM)
         final String sectionIdentifier,
         @PathParam(MvcAssetEditSteps.ASSET_PATH_PATH_PARAM_NAME)
         final String assetPath,
-        @Context final HttpServletRequest request
+        final MultipartFormDataInput input
     ) {
         try {
             init();
@@ -331,61 +339,54 @@ public class FileAssetEditStep extends AbstractMvcAssetEditStep {
         if (assetPermissionsChecker.canEditAsset(getAsset())) {
             final FileAsset fileAsset = getFileAsset();
 
+            final Map<String, List<InputPart>> uploadForm = input
+                .getFormDataMap();
+            final List<InputPart> inputParts = uploadForm.get("fileData");
+
             final Part part;
-            final String fileName;
-            try {
-                part = request.getPart("file");
-                final String contentDisposition = part.getHeader(
-                    "content-disposition"
-                );
-                fileName = Arrays
-                    .stream(contentDisposition.split(";"))
-                    .filter(field -> field.startsWith("filename"))
-                    .findAny()
-                    .map(
-                        field -> field
-                            .substring(field.indexOf('=') + 1)
-                            .trim().replace("\"", "")
-                    ).orElse("");
-            } catch (IOException | ServletException ex) {
-                LOGGER.error(
-                    "Failed to upload file for FileAsset {}:", assetPath
-                );
-                LOGGER.error(ex);
-                models.put("uploadFailed", true);
-                return buildRedirectPathForStep();
-            }
+            String fileName = "";
+            String contentType = "";
+            for (final InputPart inputPart : inputParts) {
+                try {
+                    final MultivaluedMap<String, String> headers = inputPart
+                        .getHeaders();
+                    fileName = getFileName(headers);
+                    contentType = getContentType(headers);
+                    final byte[] bytes = new byte[1024];
+                    try (InputStream inputStream = inputPart.getBody(
+                        InputStream.class, null
+                    );
+                         ByteArrayOutputStream fileDataOutputStream
+                         = new ByteArrayOutputStream()) {
+                        while (inputStream.read(bytes) != -1) {
+                            fileDataOutputStream.writeBytes(bytes);
+                        }
 
-            final byte[] bytes = new byte[1024];
-            try (InputStream fileInputStream = part.getInputStream();
-                 ByteArrayOutputStream fileDataOutputStream
-                 = new ByteArrayOutputStream()) {
-                while (fileInputStream.read(bytes) != -1) {
-                    fileDataOutputStream.writeBytes(bytes);
+                        fileAsset.setData(fileDataOutputStream.toByteArray());
+                    }
+
+                } catch (IOException ex) {
+                    LOGGER.error(
+                        "Failed to upload file for FileAsset {}:", assetPath
+                    );
+                    LOGGER.error(ex);
+
+                    models.put("uploadFailed", true);
+                    return buildRedirectPathForStep();
                 }
-
-                fileAsset.setData(fileDataOutputStream.toByteArray());
-            } catch (IOException ex) {
-                LOGGER.error(
-                    "Failed to upload file for FileAsset {}:", assetPath
-                );
-                LOGGER.error(ex);
-
-                models.put("uploadFailed", true);
-                return buildRedirectPathForStep();
             }
 
             fileAsset.setFileName(fileName);
             fileAsset.setSize(fileAsset.getData().length);
-            try (BufferedInputStream stream = new BufferedInputStream(
-                new ByteArrayInputStream(fileAsset.getData()))) {
-                fileAsset.setMimeType(
-                    new MimeType(URLConnection
-                        .guessContentTypeFromStream(stream))
+            try {
+                fileAsset.setMimeType(new MimeType(contentType));
+            } catch (MimeTypeParseException ex) {
+                LOGGER.error(
+                    "Failed to upload file for FileAsset {}:", assetPath
                 );
-            } catch (IOException | MimeTypeParseException ex) {
-                LOGGER.error("Failed to get file type.", ex);
-                models.put("failedToGetType", true);
+                LOGGER.error(ex);
+
+                models.put("uploadFailed", true);
                 return buildRedirectPathForStep();
             }
 
@@ -400,4 +401,26 @@ public class FileAssetEditStep extends AbstractMvcAssetEditStep {
         }
     }
 
+    private String getFileName(final MultivaluedMap<String, String> headers) {
+        final String[] contentDisposition = headers
+            .getFirst("Content-Disposition")
+            .split(";");
+
+        for (final String fileName : contentDisposition) {
+            if (fileName.trim().startsWith("filename")) {
+                final String[] name = fileName.split("=");
+
+                return name[1].trim().replaceAll("\"", "");
+            }
+        }
+
+        return "";
+    }
+
+    private String getContentType(
+        final MultivaluedMap<String, String> headers
+    ) {
+        return headers.getFirst("Content-Type");
+    }
+
 }
diff --git a/ccm-cms/src/main/java/org/librecms/ui/contentsections/assets/FileAssetEditStepModel.java b/ccm-cms/src/main/java/org/librecms/ui/contentsections/assets/FileAssetEditStepModel.java
index cec18da9e..163b1ba9a 100644
--- a/ccm-cms/src/main/java/org/librecms/ui/contentsections/assets/FileAssetEditStepModel.java
+++ b/ccm-cms/src/main/java/org/librecms/ui/contentsections/assets/FileAssetEditStepModel.java
@@ -37,7 +37,7 @@ public class FileAssetEditStepModel {
 
     private Map<String, String> descriptionValues;
 
-    private List<String> descriptionLocales;
+    private List<String> unusedDescriptionLocales;
 
     private String fileName;
 
@@ -57,14 +57,14 @@ public class FileAssetEditStepModel {
         this.descriptionValues = new HashMap<>(descriptionValues);
     }
 
-    public List<String> getDescriptionLocales() {
-        return Collections.unmodifiableList(descriptionLocales);
+    public List<String> getUnusedDescriptionLocales() {
+        return Collections.unmodifiableList(unusedDescriptionLocales);
     }
 
     protected void setUnusedDescriptionLocales(
         final List<String> descriptionLocales
     ) {
-        this.descriptionLocales = new ArrayList<>(descriptionLocales);
+        this.unusedDescriptionLocales = new ArrayList<>(descriptionLocales);
     }
 
     public String getFileName() {
diff --git a/ccm-cms/src/main/resources/WEB-INF/views/org/librecms/ui/contentsection/assets/fileasset/edit-fileasset.xhtml b/ccm-cms/src/main/resources/WEB-INF/views/org/librecms/ui/contentsection/assets/fileasset/edit-fileasset.xhtml
index acc1efc4f..1d1bab73f 100644
--- a/ccm-cms/src/main/resources/WEB-INF/views/org/librecms/ui/contentsection/assets/fileasset/edit-fileasset.xhtml
+++ b/ccm-cms/src/main/resources/WEB-INF/views/org/librecms/ui/contentsection/assets/fileasset/edit-fileasset.xhtml
@@ -34,7 +34,7 @@
                 editDialogValueLabel="#{CmsAssetsStepsDefaultMessagesBundle['fileasset.editstep.description.edit.value.label']}"
                 editMethod="#{mvc.basePath}/#{ContentSectionModel.sectionName}/assets/#{CmsSelectedAssetModel.assetPath}/@fileasset-edit/description/edit"
                 editorId="description-editor"
-                hasUnusedLocales="#{!CmsFileAssetEditStep.unusedDescriptionLocales.isEmpty()}"
+                hasUnusedLocales="#{!CmsFileAssetEditStepModel.unusedDescriptionLocales.isEmpty()}"
                 headingLevel="3"
                 objectIdentifier="#{CmsSelectedAssetModel.assetPath}"
                 readOnly="#{!MvcAssetEditStepModel.canEdit}"
@@ -45,83 +45,85 @@
                 removeDialogTitle="#{CmsAssetsStepsDefaultMessagesBundle['fileasset.editstep.description.remove.title']}"
                 removeMethod="#{mvc.basePath}/#{ContentSectionModel.sectionName}/assets/#{CmsSelectedAssetModel.assetPath}/@fileasset-edit/description/remove"
                 title="#{CmsAssetsStepsDefaultMessagesBundle['fileasset.editstep.description.title']}"
-                unusedLocales="#{CmsFileAssetEditStep.unusedDescriptionLocales}"
+                unusedLocales="#{CmsFileAssetEditStepModel.unusedDescriptionLocales}"
                 useTextarea="true"
-                values="#{CmsFileAssetEditStep.descriptionValues}"
+                values="#{CmsFileAssetEditStepModel.descriptionValues}"
                 />
 
-        </ui:define>
-
-        <h3>#{CmsAssetsStepsDefaultMessagesBundle['fileasset.editstep.file.title']}</h3>
-        <c:if test="#{MvcAssetEditStepModel.canEdit}">
-            <div class="text-right">
-                <button class="btn btn-primary"
-                        data-toggle="modal"
-                        data-target="#file-upload-dialog"
-                        type="button">
-                    <bootstrap:svgIcon icon="upload" />
-                    <span class="sr-only">#{CmsAssetsStepsDefaultMessagesBundle['fileasset.editstep.file.upload.button.label']}</span>
-                </button>
-            </div>
-            <div aria-hidden="true"
-                 aria-labelledby="file-upload-dialog-title"
-                 class="modal fade"
-                 id="file-upload-dialog"
-                 tabindex="-1">
-                <div class="modal-dialog">
-                    <form action="#{mvc.basePath}/#{ContentSectionModel.sectionName}/assets/#{CmsSelectedAssetModel.assetPath}/@fileasset-edit/upload"
-                          enctype="multipart/formdata"
-                          method="post">
-                        <div class="modal-header">
-                            <h4 class="modal-title"
-                                id="file-upload-dialog-title">
-                                #{CmsAssetsStepsDefaultMessagesBundle['fileasset.editstep.file.upload.title']}
-                            </h4>
-                            <button 
-                                aria-label="#{CmsAssetsStepsDefaultMessagesBundle['fileasset.editstep.file.upload.close']}"
-                                class="close"
-                                data-dismiss="modal"
-                                type="button">
-                                <bootstrap:svgIcon icon="x" />
-                            </button>
-                        </div>
-                        <div class="modal-body">
-                            <bootstrap:formGroupFile
-                                help="#{CmsAssetsStepsDefaultMessagesBundle['fileasset.editstep.file.upload.help']}"
-                                inputId="fileData"
-                                label="#{CmsAssetsStepsDefaultMessagesBundle['fileasset.editstep.file.upload.label']}"
-                                name="fileData"
-                                />
-                        </div>
-                        <div class="modal-footer">
-                            <button class="btn btn-warning"
+            <h3>#{CmsAssetsStepsDefaultMessagesBundle['fileasset.editstep.file.title']}</h3>
+            <c:if test="#{MvcAssetEditStepModel.canEdit}">
+                <div class="text-right">
+                    <button class="btn btn-primary"
+                            data-toggle="modal"
+                            data-target="#file-upload-dialog"
+                            type="button">
+                        <bootstrap:svgIcon icon="upload" />
+                        <span class="sr-only">#{CmsAssetsStepsDefaultMessagesBundle['fileasset.editstep.file.upload.button.label']}</span>
+                    </button>
+                </div>
+                <div aria-hidden="true"
+                     aria-labelledby="file-upload-dialog-title"
+                     class="modal fade"
+                     id="file-upload-dialog"
+                     tabindex="-1">
+                    <div class="modal-dialog">
+                        <form action="#{mvc.basePath}/#{ContentSectionModel.sectionName}/assets/#{CmsSelectedAssetModel.assetPath}/@fileasset-edit/upload"
+                              class="modal-content"
+                              enctype="multipart/form-data"
+                              method="post">
+                            <div class="modal-header">
+                                <h4 class="modal-title"
+                                    id="file-upload-dialog-title">
+                                    #{CmsAssetsStepsDefaultMessagesBundle['fileasset.editstep.file.upload.title']}
+                                </h4>
+                                <button 
+                                    aria-label="#{CmsAssetsStepsDefaultMessagesBundle['fileasset.editstep.file.upload.close']}"
+                                    class="close"
                                     data-dismiss="modal"
                                     type="button">
-                                #{CmsAssetsStepsDefaultMessagesBundle['fileasset.editstep.file.upload.close']}
-                            </button>
-                            <button class="btn btn-success"
-                                    type="submit">
-                                #{CmsAssetsStepsDefaultMessagesBundle['fileasset.editstep.file.upload.submit']}
-                            </button>
-                        </div>
-                    </form>
+                                    <bootstrap:svgIcon icon="x" />
+                                </button>
+                            </div>
+                            <div class="modal-body">
+                                <bootstrap:formGroupFile
+                                    help="#{CmsAssetsStepsDefaultMessagesBundle['fileasset.editstep.file.upload.help']}"
+                                    inputId="fileData"
+                                    label="#{CmsAssetsStepsDefaultMessagesBundle['fileasset.editstep.file.upload.label']}"
+                                    name="fileData"
+                                    required="true"
+                                    />
+                            </div>
+                            <div class="modal-footer">
+                                <button class="btn btn-warning"
+                                        data-dismiss="modal"
+                                        type="button">
+                                    #{CmsAssetsStepsDefaultMessagesBundle['fileasset.editstep.file.upload.close']}
+                                </button>
+                                <button class="btn btn-success"
+                                        type="submit">
+                                    #{CmsAssetsStepsDefaultMessagesBundle['fileasset.editstep.file.upload.submit']}
+                                </button>
+                            </div>
+                        </form>
+                    </div>
                 </div>
-            </div>
-        </c:if>
-        <dl>
-            <div>
-                <dt>#{CmsAssetsStepsDefaultMessagesBundle['fileasset.editstep.file.name']}</dt>
-                <dd>#{CmsFileAssetEditStepModel.fileName}</dd>
-            </div>
-            <div>
-                <dt>#{CmsAssetsStepsDefaultMessagesBundle['fileasset.editstep.file.type']}</dt>
-                <dd>#{CmsFileAssetEditStepModel.mimeType}</dd>
-            </div>
-            <div>
-                <dt>#{CmsAssetsStepsDefaultMessagesBundle['fileasset.editstep.file.size']}</dt>
-                <dd>#{CmsFileAssetEditStepModel.sizeLabel}</dd>
-            </div>
-        </dl>
+            </c:if>
+            <dl>
+                <div>
+                    <dt>#{CmsAssetsStepsDefaultMessagesBundle['fileasset.editstep.file.name']}</dt>
+                    <dd>#{CmsFileAssetEditStepModel.fileName}</dd>
+                </div>
+                <div>
+                    <dt>#{CmsAssetsStepsDefaultMessagesBundle['fileasset.editstep.file.type']}</dt>
+                    <dd>#{CmsFileAssetEditStepModel.mimeType}</dd>
+                </div>
+                <div>
+                    <dt>#{CmsAssetsStepsDefaultMessagesBundle['fileasset.editstep.file.size']}</dt>
+                    <dd>#{CmsFileAssetEditStepModel.sizeLabel}</dd>
+                </div>
+            </dl>
+
+        </ui:define>
 
     </ui:composition>
 
diff --git a/ccm-cms/src/main/resources/org/librecms/ui/MvcAssetStepsBundle.properties b/ccm-cms/src/main/resources/org/librecms/ui/MvcAssetStepsBundle.properties
index 562566e5a..70b879e1b 100644
--- a/ccm-cms/src/main/resources/org/librecms/ui/MvcAssetStepsBundle.properties
+++ b/ccm-cms/src/main/resources/org/librecms/ui/MvcAssetStepsBundle.properties
@@ -207,3 +207,4 @@ fileasset.editstep.file.name=File name
 fileasset.editstep.file.type=File Type
 fileasset.editstep.file.size=File size
 editstep.legalmetadata.rights.remove.submit=Remove
+fileasset.editstep.file.upload.label=Upload file
diff --git a/ccm-cms/src/main/resources/org/librecms/ui/MvcAssetStepsBundle_de.properties b/ccm-cms/src/main/resources/org/librecms/ui/MvcAssetStepsBundle_de.properties
index f8f9a573d..4b1552dba 100644
--- a/ccm-cms/src/main/resources/org/librecms/ui/MvcAssetStepsBundle_de.properties
+++ b/ccm-cms/src/main/resources/org/librecms/ui/MvcAssetStepsBundle_de.properties
@@ -207,3 +207,4 @@ fileasset.editstep.file.name=Dateiname
 fileasset.editstep.file.type=Dateityp
 fileasset.editstep.file.size=Gr\u00f6\u00dfe der Datei
 editstep.legalmetadata.rights.remove.submit=Entfernen
+fileasset.editstep.file.upload.label=Datei hochladen
diff --git a/pom.xml b/pom.xml
index 2f3a60d42..8fe73eb6c 100644
--- a/pom.xml
+++ b/pom.xml
@@ -534,6 +534,23 @@
                 <version>2.4.0-b180830.0438</version>
             </dependency>
             
+            <!-- 
+                RESTeasy is used in Wildfly (primary target runtime) as 
+                implementation of JAX-RS. Unfortunetly, multipart uploads are
+                not standardized in the JAX-RS, therefore we have to use 
+                a vendor specific solution...
+            -->
+            <dependency>
+                <groupId>org.jboss.resteasy</groupId>
+                <artifactId>resteasy-core</artifactId>
+                <version>4.6.0.Final</version>
+            </dependency>
+            <dependency>
+                <groupId>org.jboss.resteasy</groupId>
+                <artifactId>resteasy-multipart-provider</artifactId>
+                <version>3.14.0.Final</version>
+            </dependency>
+            
             <!--
                 Jakarta MVC is a thin layer ontop of JAX-RS providing a
                 MVC framework for Jakarta EE: https://www.mvc-spec.org