diff --git a/.gitlab-ci.yml b/.gitlab-ci.yml
index 42acd622842a3597199f0ffd908cfe166ed83386..86604e2dffcc21f2aded3b38114ffdf0f0cc552d 100644
--- a/.gitlab-ci.yml
+++ b/.gitlab-ci.yml
@@ -9,6 +9,8 @@ stages:
 
 cache:
   key: "$CI_BUILD_NAME"
+  paths:
+    - build-ci/
   untracked: true
 
 # this is executed before doing anything else