diff --git a/src/pathcomp/.gitlab-ci.yml b/src/pathcomp/.gitlab-ci.yml
index 12443a08b07d66e7a87bfa888e2881c2c3c4342b..d8ab40fda138723a3e7771005125b0dccce71b1f 100644
--- a/src/pathcomp/.gitlab-ci.yml
+++ b/src/pathcomp/.gitlab-ci.yml
@@ -159,6 +159,9 @@ unit test pathcomp-frontend:
       - src/$IMAGE_NAME/frontend/**/*.{py,in,yml}
       - src/$IMAGE_NAME/frontend/Dockerfile
       - src/$IMAGE_NAME/frontend/tests/*.py
+      - src/$IMAGE_NAME/backend/**/*.{c,h,conf}
+      - src/$IMAGE_NAME/backend/Makefile
+      - src/$IMAGE_NAME/backend/Dockerfile
       - manifests/${IMAGE_NAME}service.yaml
       - .gitlab-ci.yml
   artifacts: