diff --git a/.gitlab-ci.yml b/.gitlab-ci.yml
index 167c990d89e075bf13174eda73e4c9dcb4ac80f6..0e66942739b90869b9f32b7a7c760088560d2dc8 100644
--- a/.gitlab-ci.yml
+++ b/.gitlab-ci.yml
@@ -4,6 +4,7 @@ variables:
   DOCKER_HOST: tcp://docker:2375/
   DOCKER_DRIVER: overlay2
   IMAGE_TAG: $CI_REGISTRY_IMAGE:$CI_COMMIT_REF_SLUG
+  DOCKER_TLS_CERTDIR: ''
 
 services:
   - docker:dind