diff --git a/Jenkinsfile b/Jenkinsfile
index 702cf124cf0a8bd87a179b874e29c2de07940e44..728b93bb96b1906eaeb5adcc5588e20ce042ae7a 100644
--- a/Jenkinsfile
+++ b/Jenkinsfile
@@ -1,4 +1,3 @@
-//////////////////////////////////////////////////////////////////////////////
 //
 // Copyright (c) 2021 Contributors to the Eclipse Foundation
 //
@@ -8,7 +7,6 @@
 //
 // SPDX-License-Identifier: EPL-2.0
 //
-//////////////////////////////////////////////////////////////////////////////
 
 pipeline {
     agent {
diff --git a/pom.xml b/pom.xml
index 9de46ab4caabb4035d902a71cfb973c7bcd8764c..21e66cf66565a6efe4fedd085ccb640716ea9acb 100644
--- a/pom.xml
+++ b/pom.xml
@@ -29,34 +29,4 @@
         <module>trace</module>
         <module>temporallogic</module>
     </modules>
-
-    <build>
-        <defaultGoal>clean verify</defaultGoal>
-    </build>
-
-    <profiles>
-        <profile>
-            <id>checkLicenseHeaders</id>
-            <activation>
-                <activeByDefault>true</activeByDefault>
-            </activation>
-            <build>
-                <plugins>
-                    <plugin>
-                        <groupId>com.mycila</groupId>
-                        <artifactId>license-maven-plugin</artifactId>
-                        <executions>
-                            <!-- use the cmd line `mvn license:format` to add headers -->
-                            <execution>
-                                <id>checkLicenseHeaders</id>
-                                <goals>
-                                    <goal>check</goal>
-                                </goals>
-                            </execution>
-                        </executions>
-                    </plugin>
-                </plugins>
-            </build>
-        </profile>
-    </profiles>
 </project>
\ No newline at end of file
diff --git a/releng/license-check-dependencies/Jenkinsfile b/releng/license-check-dependencies/Jenkinsfile
index 03d1c575d7196f60d6fc2177dc93604be501416d..f7eb8ae300976fd9bfb7e8ebed60cfe1de25713c 100644
--- a/releng/license-check-dependencies/Jenkinsfile
+++ b/releng/license-check-dependencies/Jenkinsfile
@@ -1,4 +1,3 @@
-//////////////////////////////////////////////////////////////////////////////
 //
 // Copyright (c) 2021 Contributors to the Eclipse Foundation
 //
@@ -8,7 +7,6 @@
 //
 // SPDX-License-Identifier: EPL-2.0
 //
-//////////////////////////////////////////////////////////////////////////////
 
 pipeline {
     triggers {
diff --git a/releng/org.eclipse.trace4cps.configuration/pom.xml b/releng/org.eclipse.trace4cps.configuration/pom.xml
index 5cc2266396dcbfaef16970611de0296d7b5f6a9e..18a9d5e5396f19e0afb9535892be3196b55b89e5 100644
--- a/releng/org.eclipse.trace4cps.configuration/pom.xml
+++ b/releng/org.eclipse.trace4cps.configuration/pom.xml
@@ -57,11 +57,14 @@
 
         <!-- Eclipse Common Build Infrastructure version. -->
         <eclipse.cbi.version>1.3.1</eclipse.cbi.version>
+
+        <!-- https://mycila.carbou.me/license-maven-plugin/ -->
+        <license.maven.plugin.version>4.2.rc2</license.maven.plugin.version>
     </properties>
 
     <pluginRepositories>
         <!-- Dash license plugin. -->
-        <!-- Given that this contains snapshots, this must be first. Looking for snapshots on release repos will give an 
+        <!-- Given that this contains snapshots, this must be first. Looking for snapshots on release repos will give an
             error, regardless of whether the plugin is present there or not. -->
         <pluginRepository>
             <id>dash-licenses-snapshots</id>
@@ -80,7 +83,95 @@
 
 
     <build>
+        <defaultGoal>clean verify</defaultGoal>
+
         <plugins>
+            <!-- Enforce minimum Maven 3.5 -->
+            <plugin>
+                <groupId>org.apache.maven.plugins</groupId>
+                <artifactId>maven-enforcer-plugin</artifactId>
+                <version>1.4.1</version>
+                <executions>
+                    <execution>
+                        <id>enforce-maven</id>
+                        <goals>
+                            <goal>enforce</goal>
+                        </goals>
+                        <configuration>
+                            <rules>
+                                <requireMavenVersion>
+                                    <version>[3.5,)</version>
+                                </requireMavenVersion>
+                            </rules>
+                        </configuration>
+                    </execution>
+                </executions>
+            </plugin>
+
+            <!-- Enable license header check. -->
+            <plugin>
+                <groupId>com.mycila</groupId>
+                <artifactId>license-maven-plugin</artifactId>
+                <version>${license.maven.plugin.version}</version>
+                <configuration>
+                    <failIfUnknown>true</failIfUnknown>
+                    <mapping>
+                        <ant>XML_STYLE</ant>
+                        <exsd>XML_STYLE</exsd>
+                        <ini>SCRIPT_STYLE</ini>
+                        <mwe2>JAVADOC_STYLE</mwe2>
+                        <product>XML_STYLE</product>
+                        <types>JAVADOC_STYLE</types>
+                        <xtend>JAVADOC_STYLE</xtend>
+                        <xtext>JAVADOC_STYLE</xtext>
+                        <qvto>JAVADOC_STYLE</qvto>
+                        <melk>JAVADOC_STYLE</melk>
+                        <bat>BATCH</bat>
+                        <cmd>BATCH</cmd>
+                        <plantuml>APOSTROPHE_STYLE</plantuml>
+                        <asciidoc>ASCIIDOC_STYLE</asciidoc>
+                        <adoc>ASCIIDOC_STYLE</adoc>
+                        <csv>SCRIPT_STYLE</csv>
+                        <Jenkinsfile>DOUBLESLASH_STYLE</Jenkinsfile>
+                        <etl>JAVADOC_STYLE</etl>
+                        <etf>SCRIPT_STYLE</etf>
+                    </mapping>
+                    <licenseSets>
+                        <licenseSet>
+                            <header>${session.executionRootDirectory}/releng/legal-defaults/license-header.txt</header>
+                            <useDefaultExcludes>true</useDefaultExcludes>
+                            <excludes>
+                                <exclude>src-gen/**</exclude>
+                                <exclude>xtend-gen/**</exclude>
+                                <exclude>**/*.e4xmi</exclude>
+                                <exclude>**/*.ecore</exclude>
+                                <exclude>**/*.genmodel</exclude>
+                                <exclude>**/*.launch</exclude>
+                                <exclude>**/*.setup</exclude>
+                                <exclude>**/*.target</exclude>
+                                <exclude>**/*.txt</exclude>
+                                <exclude>.checkstyle</exclude>
+                                <exclude>.META-INF_MANIFEST.MF</exclude>
+                                <exclude>.polyglot.*</exclude>
+                                <exclude>.Xauthority*</exclude>
+                                <exclude>checkstyle.xml</exclude>
+                                <exclude>plugin.xml_gen</exclude>
+                                <exclude>pom.tycho</exclude>
+                            </excludes>
+                        </licenseSet>
+                    </licenseSets>
+                </configuration>
+                <executions>
+                    <!-- use the cmd line `./build.sh license:format` to add headers -->
+                    <execution>
+                        <id>checkLicenseHeaders</id>
+                        <goals>
+                            <goal>check</goal>
+                        </goals>
+                    </execution>
+                </executions>
+            </plugin>
+
             <!-- Enable Tycho. -->
             <plugin>
                 <groupId>org.eclipse.tycho</groupId>
@@ -206,52 +297,9 @@
 
         <pluginManagement>
             <plugins>
-                <!-- This configuration prevents errors for m2eclipse.
-                    It affects m2eclipse settings only. It has no influence on the Maven build itself.
-                    It prevents the following error:
-                    "Plugin execution not covered by lifecycle configuration:
-                    org.eclipse.tycho:target-platform-configuration:2.5.0:target-platform
-                    (execution: default-target-platform, phase: initialize)"
-                    Note that according to the documentation of the Tycho Maven plugin:
-                    "This mojo is actually not executable, and is only meant to host configuration."
-                    It is thus safe to set the action to 'ignore' using lifecycle mapping metadata configuration.
-                -->
                 <plugin>
-                    <groupId>org.eclipse.m2e</groupId>
-                    <artifactId>lifecycle-mapping</artifactId>
-                    <version>1.0.0</version>
-                    <configuration>
-                        <lifecycleMappingMetadata>
-                            <pluginExecutions>
-                                <pluginExecution>
-                                    <pluginExecutionFilter>
-                                        <groupId>org.eclipse.tycho</groupId>
-                                        <artifactId>target-platform-configuration</artifactId>
-                                        <versionRange>[1.7.0,)</versionRange>
-                                        <goals>
-                                            <goal>target-platform</goal>
-                                        </goals>
-                                    </pluginExecutionFilter>
-                                    <action>
-                                        <ignore></ignore>
-                                    </action>
-                                </pluginExecution>
-                                <pluginExecution>
-                                    <pluginExecutionFilter>
-                                        <groupId>org.apache.maven.plugins</groupId>
-                                        <artifactId>maven-checkstyle-plugin</artifactId>
-                                        <versionRange>[3.1.2,)</versionRange>
-                                        <goals>
-                                            <goal>check</goal>
-                                        </goals>
-                                    </pluginExecutionFilter>
-                                    <action>
-                                        <ignore></ignore>
-                                    </action>
-                                </pluginExecution>
-                            </pluginExecutions>
-                        </lifecycleMappingMetadata>
-                    </configuration>
+                    <artifactId>maven-assembly-plugin</artifactId>
+                    <version>2.6</version>
                 </plugin>
 
                 <plugin>
@@ -280,52 +328,6 @@
                         <projectId>technology.trace4cps</projectId>
                     </configuration>
                 </plugin>
-
-                <plugin>
-                    <groupId>com.mycila</groupId>
-                    <artifactId>license-maven-plugin</artifactId>
-                    <version>4.2.rc2</version>
-                    <configuration>
-                        <mapping>
-                            <ant>XML_STYLE</ant>
-                            <exsd>XML_STYLE</exsd>
-                            <ini>SCRIPT_STYLE</ini>
-                            <mwe2>JAVADOC_STYLE</mwe2>
-                            <product>XML_STYLE</product>
-                            <types>JAVADOC_STYLE</types>
-                            <xtend>JAVADOC_STYLE</xtend>
-                            <xtext>JAVADOC_STYLE</xtext>
-                            <etl>JAVADOC_STYLE</etl>
-                            <etf>SCRIPT_STYLE</etf>
-                            <bat>BATCH</bat>
-                            <cmd>BATCH</cmd>
-                            <plantuml>APOSTROPHE_STYLE</plantuml>
-                            <asciidoc>ASCIIDOC_STYLE</asciidoc>
-                            <adoc>ASCIIDOC_STYLE</adoc>
-                        </mapping>
-                        <licenseSets>
-                            <licenseSet>
-                                <header>${session.executionRootDirectory}/releng/legal-defaults/license-header.txt</header>
-                                <useDefaultExcludes>true</useDefaultExcludes>
-                                <excludes>
-                                    <exclude>**/*.txt</exclude>
-                                    <exclude>**/*.ecore</exclude>
-                                    <exclude>**/*.genmodel</exclude>
-                                    <exclude>**/*.setup</exclude>
-                                    <exclude>**/*.target</exclude>
-                                    <exclude>**/*.launch</exclude>
-                                    <exclude>src-gen/**</exclude>
-                                    <exclude>xtend-gen/**</exclude>
-                                    <exclude>.polyglot.*</exclude>
-                                    <exclude>.META-INF_MANIFEST.MF</exclude>
-                                    <exclude>.checkstyle</exclude>
-                                    <exclude>checkstyle.xml</exclude>
-                                    <exclude>plugin.xml_gen</exclude>
-                                </excludes>
-                            </licenseSet>
-                        </licenseSets>
-                    </configuration>
-                </plugin>
             </plugins>
         </pluginManagement>
     </build>
@@ -525,5 +527,69 @@
                 </plugins>
             </build>
         </profile>
+
+        <!-- This profile prevents errors for m2eclipse, only when Eclipse is active. -->
+        <profile>
+            <id>eclipse-m2e</id>
+            <activation>
+                <property>
+                    <name>m2e.version</name>
+                </property>
+            </activation>
+            <build>
+                <pluginManagement>
+                    <plugins>
+                        <!--
+                            This configuration prevents errors for m2eclipse.
+                            It affects m2eclipse settings only. It has no influence on the Maven build itself.
+                            It prevents the following error:
+                            "Plugin execution not covered by lifecycle configuration:
+                            org.eclipse.tycho:target-platform-configuration:2.5.0:target-platform
+                            (execution: default-target-platform, phase: initialize)"
+                            Note that according to the documentation of the Tycho Maven plugin:
+                            "This mojo is actually not executable, and is only meant to host configuration."
+                            It is thus safe to set the action to 'ignore' using lifecycle mapping metadata configuration.
+                        -->
+                        <plugin>
+                            <groupId>org.eclipse.m2e</groupId>
+                            <artifactId>lifecycle-mapping</artifactId>
+                            <version>1.0.0</version>
+                            <configuration>
+                                <lifecycleMappingMetadata>
+                                    <pluginExecutions>
+                                        <pluginExecution>
+                                            <pluginExecutionFilter>
+                                                <groupId>org.eclipse.tycho</groupId>
+                                                <artifactId>target-platform-configuration</artifactId>
+                                                <versionRange>[1.7.0,)</versionRange>
+                                                <goals>
+                                                    <goal>target-platform</goal>
+                                                </goals>
+                                            </pluginExecutionFilter>
+                                            <action>
+                                                <ignore></ignore>
+                                            </action>
+                                        </pluginExecution>
+                                        <pluginExecution>
+                                            <pluginExecutionFilter>
+                                                <groupId>org.apache.maven.plugins</groupId>
+                                                <artifactId>maven-checkstyle-plugin</artifactId>
+                                                <versionRange>[3.1.2,)</versionRange>
+                                                <goals>
+                                                    <goal>check</goal>
+                                                </goals>
+                                            </pluginExecutionFilter>
+                                            <action>
+                                                <ignore></ignore>
+                                            </action>
+                                        </pluginExecution>
+                                    </pluginExecutions>
+                                </lifecycleMappingMetadata>
+                            </configuration>
+                        </plugin>
+                    </plugins>
+                </pluginManagement>
+            </build>
+        </profile>
     </profiles>
 </project>