diff --git a/.gitlab-ci.yml b/.gitlab-ci.yml
index 076a5228c2b5ff84be95fa3082a583da2e3cd010..0d4bc75178a9ceea6708797d881c685039c29fab 100644
--- a/.gitlab-ci.yml
+++ b/.gitlab-ci.yml
@@ -1,6 +1,5 @@
 variables:
   VERSION: "6.4.2.6"
-  DOCKER_TLS_CERTDIR: ""
 build:
   image: docker:latest
   stage: build