diff --git a/.gitlab-ci.yml b/.gitlab-ci.yml
index 0a92755..a698d74 100644
--- a/.gitlab-ci.yml
+++ b/.gitlab-ci.yml
@@ -98,7 +98,7 @@ deploy:
     - mkdir /root/.ssh
     - echo "192.168.178.63 ssh-ed25519 AAAAC3NzaC1lZDI1NTE5AAAAILbtcdgJBhVCKsO88cV19EYefDTopdYejEQCp1pYr1Ga" > /root/.ssh/known_hosts
     - echo "$DEPLOY_HOST" > deployment/hosts.yml
-    - echo "$DEPLOY_KEY" > deployment/deploy_key
+    - echo "$DEPLOY_KEY" > deployment/deploy_key && chmod 0600 deployment/deploy_key
   script:
     - ansible-playbook deployment/playbook.yml --inventory deployment/hosts.yml --limit newsreader --user ansible --private-key deployment/deploy_key
   when: manual