diff --git a/.gitlab-ci.yml b/.gitlab-ci.yml
index ebe60944997f06a70e372305b4d8838bbb31fdba..193a04ff91f0f43715c60a216f0903472509c886 100644
--- a/.gitlab-ci.yml
+++ b/.gitlab-ci.yml
@@ -10,7 +10,6 @@ build:
     - if: $CI_COMMIT_BRANCH == "develop"
 
   before_script:
-    - git config submodule.theme.url https://$CI_DEPLOY_USER:$CI_DEPLOY_PASSWORD@git-r3lab.uni.lu/R3-core/outreach/theme.git
     - git submodule update --recursive --init
 
   script: