diff --git a/.gitlab-ci.yml b/.gitlab-ci.yml
index 806fbc0ef335c8075c647bc8a17d063a9716c051..25b29a470f0a4689c5dbc91a4664b80f32f1cde0 100644
--- a/.gitlab-ci.yml
+++ b/.gitlab-ci.yml
@@ -1,6 +1,7 @@
 image: python:3.9-buster
 
 variables:
+  GIT_SUBMODULE_STRATEGY: recursive
   POETRY_REPOSITORIES_GITLAB_URL: "$CI_API_V4_URL/projects/257/packages/pypi"
 
 stages: