diff --git a/.gitlab-ci.yml b/.gitlab-ci.yml
index ec6bf2d7b905f43ebe5732b208eb198d0949d2ff..4e0a9eb6062c79bf94e4cd37c738c6fc91ac3231 100644
--- a/.gitlab-ci.yml
+++ b/.gitlab-ci.yml
@@ -243,7 +243,7 @@ cert:
     expire_in: 1 week
   script:
       - cd .docker
-      - CAOSHOSTNAME=linkahead-server ./cert.sh
+      - LINKAHEADHOSTNAME=linkahead-server ./cert.sh
 
 style:
   tags: [docker]