diff --git a/common/taskana-common-security/pom.xml b/common/taskana-common-security/pom.xml
index 06b8fd975..1c47f266c 100644
--- a/common/taskana-common-security/pom.xml
+++ b/common/taskana-common-security/pom.xml
@@ -14,6 +14,10 @@
     <version>5.1.1-SNAPSHOT</version>
   </parent>
 
+  <properties>
+    <sonar.tests/>
+  </properties>
+
   <dependencies>
     <dependency>
       <groupId>pro.taskana</groupId>
diff --git a/common/taskana-common-security/src/test/java/.gitkeep b/common/taskana-common-security/src/test/java/.gitkeep
deleted file mode 100644
index e69de29bb..000000000
diff --git a/lib/taskana-cdi-example/pom.xml b/lib/taskana-cdi-example/pom.xml
index e977ace2e..d5025bee4 100644
--- a/lib/taskana-cdi-example/pom.xml
+++ b/lib/taskana-cdi-example/pom.xml
@@ -15,6 +15,10 @@
     <relativePath>../pom.xml</relativePath>
   </parent>
 
+  <properties>
+    <sonar.tests/>
+  </properties>
+
   <dependencies>
     <dependency>
       <groupId>pro.taskana</groupId>
diff --git a/lib/taskana-cdi-example/src/test/java/.gitkeep b/lib/taskana-cdi-example/src/test/java/.gitkeep
deleted file mode 100644
index e69de29bb..000000000
diff --git a/lib/taskana-core-test/pom.xml b/lib/taskana-core-test/pom.xml
index d00200ea1..e9c56624b 100644
--- a/lib/taskana-core-test/pom.xml
+++ b/lib/taskana-core-test/pom.xml
@@ -14,6 +14,11 @@
     <relativePath>../pom.xml</relativePath>
   </parent>
 
+
+  <properties>
+    <sonar.sources/>
+  </properties>
+
   <dependencies>
     <dependency>
       <groupId>pro.taskana</groupId>
diff --git a/lib/taskana-core-test/src/main/java/.gitkeep b/lib/taskana-core-test/src/main/java/.gitkeep
deleted file mode 100644
index e69de29bb..000000000
diff --git a/rest/taskana-rest-spring-example-boot/pom.xml b/rest/taskana-rest-spring-example-boot/pom.xml
index 6080055b2..99e272c9f 100644
--- a/rest/taskana-rest-spring-example-boot/pom.xml
+++ b/rest/taskana-rest-spring-example-boot/pom.xml
@@ -15,6 +15,10 @@
     <relativePath>../pom.xml</relativePath>
   </parent>
 
+  <properties>
+    <sonar.tests/>
+  </properties>
+
   <dependencies>
     <dependency>
       <groupId>pro.taskana</groupId>
diff --git a/rest/taskana-rest-spring-example-boot/src/test/java/.gitkeep b/rest/taskana-rest-spring-example-boot/src/test/java/.gitkeep
deleted file mode 100644
index e69de29bb..000000000