diff --git a/ccm-archetype-module/src/main/resources/archetype-resources/pom.xml b/ccm-archetype-module/src/main/resources/archetype-resources/pom.xml
index 7a08b44a0..4eca5d616 100644
--- a/ccm-archetype-module/src/main/resources/archetype-resources/pom.xml
+++ b/ccm-archetype-module/src/main/resources/archetype-resources/pom.xml
@@ -262,11 +262,11 @@
             <plugin>
                 <groupId>org.apache.maven.plugins</groupId>
                 <artifactId>maven-pmd-plugin</artifactId>
-                <version>3.4</version>
+                <version>3.7</version>
                 <configuration>
                     <linkXref>true</linkXref>
                     <sourceEncoding>utf-8</sourceEncoding>
-                    <targetJdk>1.7</targetJdk>
+                    <targetJdk>1.8</targetJdk>
                     <rulesets>
                         <ruleset>/rulesets/java/basic.xml</ruleset>
                         <ruleset>/rulesets/java/braces.xml</ruleset>
diff --git a/ccm-cms-archetype-contenttype/src/main/resources/archetype-resources/pom.xml b/ccm-cms-archetype-contenttype/src/main/resources/archetype-resources/pom.xml
index 07dd765fb..86f4dbaf2 100644
--- a/ccm-cms-archetype-contenttype/src/main/resources/archetype-resources/pom.xml
+++ b/ccm-cms-archetype-contenttype/src/main/resources/archetype-resources/pom.xml
@@ -270,11 +270,11 @@
             <plugin>
                 <groupId>org.apache.maven.plugins</groupId>
                 <artifactId>maven-pmd-plugin</artifactId>
-                <version>3.4</version>
+                <version>3.7</version>
                 <configuration>
                     <linkXref>true</linkXref>
                     <sourceEncoding>utf-8</sourceEncoding>
-                    <targetJdk>1.7</targetJdk>
+                    <targetJdk>1.8</targetJdk>
                     <rulesets>
                         <ruleset>/rulesets/java/basic.xml</ruleset>
                         <ruleset>/rulesets/java/braces.xml</ruleset>
diff --git a/ccm-cms-types-agenda/pom.xml b/ccm-cms-types-agenda/pom.xml
index 0a883ae21..ecd835899 100644
--- a/ccm-cms-types-agenda/pom.xml
+++ b/ccm-cms-types-agenda/pom.xml
@@ -286,11 +286,11 @@
             <plugin>
                 <groupId>org.apache.maven.plugins</groupId>
                 <artifactId>maven-pmd-plugin</artifactId>
-                <version>3.4</version>
+                <version>3.7</version>
                 <configuration>
                     <linkXref>true</linkXref>
                     <sourceEncoding>utf-8</sourceEncoding>
-                    <targetJdk>1.7</targetJdk>
+                    <targetJdk>1.8</targetJdk>
                     <rulesets>
                         <ruleset>/rulesets/java/basic.xml</ruleset>
                         <ruleset>/rulesets/java/braces.xml</ruleset>
diff --git a/ccm-cms-types-bookmark/pom.xml b/ccm-cms-types-bookmark/pom.xml
index 8c0d98a97..6f15bec6e 100644
--- a/ccm-cms-types-bookmark/pom.xml
+++ b/ccm-cms-types-bookmark/pom.xml
@@ -285,11 +285,11 @@
             <plugin>
                 <groupId>org.apache.maven.plugins</groupId>
                 <artifactId>maven-pmd-plugin</artifactId>
-                <version>3.4</version>
+                <version>3.7</version>
                 <configuration>
                     <linkXref>true</linkXref>
                     <sourceEncoding>utf-8</sourceEncoding>
-                    <targetJdk>1.7</targetJdk>
+                    <targetJdk>1.8</targetJdk>
                     <rulesets>
                         <ruleset>/rulesets/java/basic.xml</ruleset>
                         <ruleset>/rulesets/java/braces.xml</ruleset>
diff --git a/ccm-cms-types-externallink/pom.xml b/ccm-cms-types-externallink/pom.xml
index 12b6c7b7f..aa66d0440 100644
--- a/ccm-cms-types-externallink/pom.xml
+++ b/ccm-cms-types-externallink/pom.xml
@@ -285,11 +285,11 @@
             <plugin>
                 <groupId>org.apache.maven.plugins</groupId>
                 <artifactId>maven-pmd-plugin</artifactId>
-                <version>3.4</version>
+                <version>3.7</version>
                 <configuration>
                     <linkXref>true</linkXref>
                     <sourceEncoding>utf-8</sourceEncoding>
-                    <targetJdk>1.7</targetJdk>
+                    <targetJdk>1.8</targetJdk>
                     <rulesets>
                         <ruleset>/rulesets/java/basic.xml</ruleset>
                         <ruleset>/rulesets/java/braces.xml</ruleset>
diff --git a/ccm-cms-types-faqitem/pom.xml b/ccm-cms-types-faqitem/pom.xml
index cdc6969d7..c6a76be3e 100644
--- a/ccm-cms-types-faqitem/pom.xml
+++ b/ccm-cms-types-faqitem/pom.xml
@@ -285,11 +285,11 @@
             <plugin>
                 <groupId>org.apache.maven.plugins</groupId>
                 <artifactId>maven-pmd-plugin</artifactId>
-                <version>3.4</version>
+                <version>3.7</version>
                 <configuration>
                     <linkXref>true</linkXref>
                     <sourceEncoding>utf-8</sourceEncoding>
-                    <targetJdk>1.7</targetJdk>
+                    <targetJdk>1.8</targetJdk>
                     <rulesets>
                         <ruleset>/rulesets/java/basic.xml</ruleset>
                         <ruleset>/rulesets/java/braces.xml</ruleset>
diff --git a/ccm-cms-types-glossaryitem/pom.xml b/ccm-cms-types-glossaryitem/pom.xml
index 315637949..af9871778 100644
--- a/ccm-cms-types-glossaryitem/pom.xml
+++ b/ccm-cms-types-glossaryitem/pom.xml
@@ -285,11 +285,11 @@
             <plugin>
                 <groupId>org.apache.maven.plugins</groupId>
                 <artifactId>maven-pmd-plugin</artifactId>
-                <version>3.4</version>
+                <version>3.7</version>
                 <configuration>
                     <linkXref>true</linkXref>
                     <sourceEncoding>utf-8</sourceEncoding>
-                    <targetJdk>1.7</targetJdk>
+                    <targetJdk>1.8</targetJdk>
                     <rulesets>
                         <ruleset>/rulesets/java/basic.xml</ruleset>
                         <ruleset>/rulesets/java/braces.xml</ruleset>
diff --git a/ccm-cms-types-minutes/pom.xml b/ccm-cms-types-minutes/pom.xml
index 9ebf74c46..361ccfb38 100644
--- a/ccm-cms-types-minutes/pom.xml
+++ b/ccm-cms-types-minutes/pom.xml
@@ -286,11 +286,11 @@
             <plugin>
                 <groupId>org.apache.maven.plugins</groupId>
                 <artifactId>maven-pmd-plugin</artifactId>
-                <version>3.4</version>
+                <version>3.7</version>
                 <configuration>
                     <linkXref>true</linkXref>
                     <sourceEncoding>utf-8</sourceEncoding>
-                    <targetJdk>1.7</targetJdk>
+                    <targetJdk>1.8</targetJdk>
                     <rulesets>
                         <ruleset>/rulesets/java/basic.xml</ruleset>
                         <ruleset>/rulesets/java/braces.xml</ruleset>
diff --git a/ccm-cms/pom.xml b/ccm-cms/pom.xml
index 3d1a811dd..53e255c42 100644
--- a/ccm-cms/pom.xml
+++ b/ccm-cms/pom.xml
@@ -298,11 +298,11 @@
             <plugin>
                 <groupId>org.apache.maven.plugins</groupId>
                 <artifactId>maven-pmd-plugin</artifactId>
-                <version>3.4</version>
+                <version>3.7</version>
                 <configuration>
                     <linkXref>true</linkXref>
                     <sourceEncoding>utf-8</sourceEncoding>
-                    <targetJdk>1.7</targetJdk>
+                    <targetJdk>1.8</targetJdk>
                     <rulesets>
                         <ruleset>/rulesets/java/basic.xml</ruleset>
                         <ruleset>/rulesets/java/braces.xml</ruleset>
diff --git a/ccm-core/pom.xml b/ccm-core/pom.xml
index c6d49183b..9d8e89c3d 100644
--- a/ccm-core/pom.xml
+++ b/ccm-core/pom.xml
@@ -446,7 +446,7 @@
             <plugin>
                 <groupId>org.apache.maven.plugins</groupId>
                 <artifactId>maven-pmd-plugin</artifactId>
-                <version>3.6</version>
+                <version>3.7</version>
                 <configuration>
                     <linkXref>true</linkXref>
                     <sourceEncoding>utf-8</sourceEncoding>
diff --git a/ccm-docrepo/pom.xml b/ccm-docrepo/pom.xml
index f3fb21dc0..23db79d94 100644
--- a/ccm-docrepo/pom.xml
+++ b/ccm-docrepo/pom.xml
@@ -286,11 +286,11 @@
             <plugin>
                 <groupId>org.apache.maven.plugins</groupId>
                 <artifactId>maven-pmd-plugin</artifactId>
-                <version>3.6</version>
+                <version>3.7</version>
                 <configuration>
                     <linkXref>true</linkXref>
                     <sourceEncoding>utf-8</sourceEncoding>
-                    <targetJdk>1.7</targetJdk>
+                    <targetJdk>1.8</targetJdk>
                     <rulesets>
                         <ruleset>/rulesets/java/basic.xml</ruleset>
                         <ruleset>/rulesets/java/braces.xml</ruleset>
diff --git a/ccm-shortcuts/pom.xml b/ccm-shortcuts/pom.xml
index 9ec62496d..93da4e8f4 100644
--- a/ccm-shortcuts/pom.xml
+++ b/ccm-shortcuts/pom.xml
@@ -303,11 +303,11 @@
             <plugin>
                 <groupId>org.apache.maven.plugins</groupId>
                 <artifactId>maven-pmd-plugin</artifactId>
-                <version>3.4</version>
+                <version>3.7</version>
                 <configuration>
                     <linkXref>true</linkXref>
                     <sourceEncoding>utf-8</sourceEncoding>
-                    <targetJdk>1.7</targetJdk>
+                    <targetJdk>1.8</targetJdk>
                     <rulesets>
                         <ruleset>/rulesets/java/basic.xml</ruleset>
                         <ruleset>/rulesets/java/braces.xml</ruleset>
diff --git a/ccm-testutils/pom.xml b/ccm-testutils/pom.xml
index 8fcf6a067..70de56390 100644
--- a/ccm-testutils/pom.xml
+++ b/ccm-testutils/pom.xml
@@ -135,11 +135,11 @@
             <plugin>
                 <groupId>org.apache.maven.plugins</groupId>
                 <artifactId>maven-pmd-plugin</artifactId>
-                <version>3.4</version>
+                <version>3.7</version>
                 <configuration>
                     <linkXref>true</linkXref>
                     <sourceEncoding>utf-8</sourceEncoding>
-                    <targetJdk>1.7</targetJdk>
+                    <targetJdk>1.8</targetJdk>
                     <rulesets>
                         <ruleset>/rulesets/java/basic.xml</ruleset>
                         <ruleset>/rulesets/java/braces.xml</ruleset>
diff --git a/pom.xml b/pom.xml
index 8edbfccf4..ba4b17f8f 100644
--- a/pom.xml
+++ b/pom.xml
@@ -136,7 +136,7 @@
                 <plugin>
                     <groupId>org.apache.maven.plugins</groupId>
                     <artifactId>maven-pmd-plugin</artifactId>
-                    <version>3.6</version>
+                    <version>3.7</version>
                     <configuration>
                         <linkXref>true</linkXref>
                         <sourceEncoding>utf-8</sourceEncoding>