diff --git a/.gitlab-ci.yml b/.gitlab-ci.yml
index 1f462b6..60b3490 100644
--- a/.gitlab-ci.yml
+++ b/.gitlab-ci.yml
@@ -1,5 +1,8 @@
 image: alpine:latest
 
+variables:
+  GIT_SUBMODULE_STRATEGY: recursive
+
 stages:
   - test
   - build