diff --git a/sci-publications/src/main/java/org/scientificcms/publications/ProceedingsImExporter.java b/sci-publications/src/main/java/org/scientificcms/publications/ProceedingsImExporter.java
index 5575d9d..cc9a1c5 100644
--- a/sci-publications/src/main/java/org/scientificcms/publications/ProceedingsImExporter.java
+++ b/sci-publications/src/main/java/org/scientificcms/publications/ProceedingsImExporter.java
@@ -3,6 +3,7 @@ package org.scientificcms.publications;
 import org.libreccm.imexport.Processes;
 import org.librecms.assets.Organization;
 
+import java.util.Objects;
 import java.util.Set;
 
 import javax.enterprise.context.RequestScoped;
@@ -30,4 +31,55 @@ public class ProceedingsImExporter
         );
     }
 
+    @Override
+    protected void updateExistingPublicationWithPublisher(
+        final Proceedings existingPublication,
+        final Proceedings withImportedPublication
+    ) {
+        if (!Objects.equals(
+            existingPublication.getNameOfConference(),
+            withImportedPublication.getNameOfConference()
+        )) {
+            existingPublication.setNameOfConference(
+                withImportedPublication.getNameOfConference()
+            );
+        }
+
+        if (!Objects.equals(
+            existingPublication.getPlaceOfConference(),
+            withImportedPublication.getPlaceOfConference()
+        )) {
+            existingPublication.setPlaceOfConference(
+                withImportedPublication.getPlaceOfConference()
+            );
+        }
+
+        if (!Objects.equals(
+            existingPublication.getStartDate(),
+            withImportedPublication.getStartDate()
+        )) {
+            existingPublication.setStartDate(
+                withImportedPublication.getStartDate()
+            );
+        }
+
+        if (!Objects.equals(
+            existingPublication.getEndDate(),
+            withImportedPublication.getEndDate()
+        )) {
+            existingPublication.setEndDate(
+                withImportedPublication.getEndDate()
+            );
+        }
+
+        if (!Objects.equals(
+            existingPublication.getOrganizer(),
+            withImportedPublication.getOrganizer()
+        )) {
+            existingPublication.setOrganizer(
+                withImportedPublication.getOrganizer()
+            );
+        }
+    }
+
 }