diff --git a/.gitlab-ci.yml b/.gitlab-ci.yml
index 16a58a3..0d0bbca 100644
--- a/.gitlab-ci.yml
+++ b/.gitlab-ci.yml
@@ -1,8 +1,5 @@
 image: docker
 
-variables:
-  DOCKER_DRIVER: overlay
-
 services:
 - docker:dind