diff --git a/streampipes-extensions/pom.xml b/streampipes-extensions/pom.xml
index 6b83199ed7..e092103817 100644
--- a/streampipes-extensions/pom.xml
+++ b/streampipes-extensions/pom.xml
@@ -79,19 +79,6 @@
                     <artifactId>maven-jar-plugin</artifactId>
                     <version>3.4.0</version>
                 </plugin>
-                <plugin>
-                    <groupId>org.apache.maven.plugins</groupId>
-                    <artifactId>maven-source-plugin</artifactId>
-                    <version>3.3.0</version>
-                    <executions>
-                        <execution>
-                            <id>attach-sources</id>
-                            <goals>
-                                <goal>jar</goal>
-                            </goals>
-                        </execution>
-                    </executions>
-                </plugin>
                 <plugin>
                     <groupId>org.apache.maven.plugins</groupId>
                     <artifactId>maven-shade-plugin</artifactId>