diff --git a/.gitlab-ci.yml b/.gitlab-ci.yml
index 3c1273f98ec1486c5a29bfe695c2674697af1fbc..9cdd1d52f108ff95dc3feefc3f060716e21034e5 100644
--- a/.gitlab-ci.yml
+++ b/.gitlab-ci.yml
@@ -1,3 +1,6 @@
+variables:
+  GIT_SUBMODULE_STRATEGY: recursive
+
 stages:
   - pages