diff --git a/.gitlab-ci.yml b/.gitlab-ci.yml
index 7a6d4eab41bb00778aa1e123031a60ee9bc7a943..476a00c6b5f367588293cd5581ef59a46de20156 100644
--- a/.gitlab-ci.yml
+++ b/.gitlab-ci.yml
@@ -1,6 +1,10 @@
 stages:
   - dockerize
 
+variables:
+  # to avoid "fatal: git fetch-pack: expected shallow list"
+  GIT_STRATEGY: clone
+
 .docker-build-definition: &docker-build-template
   stage: dockerize
   tags: