diff --git a/.gitlab-ci.yml b/.gitlab-ci.yml
index 80c3d86084294fe2dfe107dd6d4f47e6b951339b..973f5de5b613f22897bb8c347a7d176015c83ef3 100644
--- a/.gitlab-ci.yml
+++ b/.gitlab-ci.yml
@@ -1,7 +1,7 @@
 include:
   - project: pole-is/tools/ci-config
-    ref: master
+    ref: "2.1.0"
     file: /php-multiversions-ci.yml
   - project: pole-is/tools/ci-config
-    ref: master
+    ref: "2.1.0"
     file: /packagist-ci.yml