diff --git a/.gitlab-ci.yml b/.gitlab-ci.yml
index eaef69c..8e63b41 100644
--- a/.gitlab-ci.yml
+++ b/.gitlab-ci.yml
@@ -28,6 +28,6 @@ deploy_production:
     - mkdir -p ~/.ssh
     - echo "$SSH_PRIVATE_KEY" | tr -d '\r' | ssh-add -
     - chmod 700 ~/.ssh/
-    - ssh-keyscan -H 'discovery.cs.hhu.de' > ~/.ssh/known_hosts
+    - echo "$SSH_KNOWN_HOSTS" >> ~/.ssh/known_hosts 
   script:
     - ssh root@discovery.cs.hhu.de