diff --git a/.gitlab-ci.yml b/.gitlab-ci.yml
index c0a2235e3624febe17ffecf3e737eb0570902cf6..c6f15c363208fe63eb432acea2551e946d8add4f 100644
--- a/.gitlab-ci.yml
+++ b/.gitlab-ci.yml
@@ -1,8 +1,10 @@
 ---
 include:
   - project: 'core/ci-config'
+    ref: master
     file: 'config/common/master.yml'
   - project: 'core/ci-config'
+    ref: master
     file: 'jobs/common/master.yml'
 
 before_script: