diff --git a/templates/group-modules-tpl.yaml b/templates/group-modules-tpl.yaml
index 06fd7bbc7d8da158b9a8839d7e0d7cab7e0a9228..43e0046734baeaed8ac63a250352a0306d66a9e3 100644
--- a/templates/group-modules-tpl.yaml
+++ b/templates/group-modules-tpl.yaml
@@ -1,5 +1,22 @@
 {% include 'group-modules-standalone-tpl.yaml' %}
 
+  - test:
+      timeout:
+        minutes: 5
+      namespace: system
+      name: modules-tests
+      definitions:
+        - repository:
+            metadata:
+              name: add-target-sources
+              description: "Enable source packages for target"
+            run:
+              steps:
+                - grep target /etc/apt/sources.list | sed 's/^deb /deb-src /' > /etc/apt/sources.list.d/target-sources.list
+          from: inline
+          path: inline/add-target-sources.yaml
+          name: add-target-sources
+
   - test:
       timeout:
         minutes: 180