diff --git a/Dockerfile b/Dockerfile
index 6b90369..20e57af 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -1,8 +1,9 @@
 FROM docker/compose:1.24.0
 
 # default docker target assuming a docker:dind service is avaibable
-ENV DOCKER_HOST "tcp://docker:2375/"
 ENV DOCKER_DRIVER "overlay2"
+ENV DOCKER_HOST "tcp://docker:2375"
+ENV DOCKER_TLS_CERTDIR ""
 
 WORKDIR /app