diff --git a/.gitlab-ci.yml b/.gitlab-ci.yml
index cef7a85f812f13ba122bb1d88f458e0427742c4c..e861608fad70bb3ae9731d73f9a825a5afa3e1a7 100644
--- a/.gitlab-ci.yml
+++ b/.gitlab-ci.yml
@@ -2,13 +2,13 @@ image: docker:20.10.9
 
 variables:
   DOCKER_TLS_CERTDIR: "/certs"
+  VERSION: 13
 
 services:
   - docker:20.10.9-dind
 
 before_script:
   - docker login -u $CI_REGISTRY_USER -p $CI_REGISTRY_PASSWORD $CI_REGISTRY
-  - VERSION=`head -n 1 Dockerfile | cut -d : -f 2`
 
 build:
   stage: build