diff --git a/.gitlab-ci.yml b/.gitlab-ci.yml
index 59889d38..e2a71612 100644
--- a/.gitlab-ci.yml
+++ b/.gitlab-ci.yml
@@ -40,7 +40,6 @@ variables:
   IMAGE: $CI_REGISTRY_IMAGE
   GIT_STRATEGY: clone
   DOCKER_DRIVER: overlay2
-  DOCKER_TLS_CERTDIR: "/certs"
   DOCKER_HOST: tcp://localhost:2375    
 
 # ---------------------------------------------------------------------------