diff --git a/.gitlab-ci.yml b/.gitlab-ci.yml
index e2b923b71efefa6b376992d833de099dbbed9e4a..8f270de4d877271a492dbab45fccbe187478f0ce 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: