diff --git a/.gitlab-ci.yml b/.gitlab-ci.yml
index 1023fdc..5971a29 100644
--- a/.gitlab-ci.yml
+++ b/.gitlab-ci.yml
@@ -12,6 +12,8 @@ variables:
 
 before_script:
 - env|sort
+- test -n "${REGISTRY}" # Needs to be set in project
+- test -n "${IMAGE}"    # Needs to be set in project
 - docker info
 - docker version
 - docker login -u gitlab-ci-token -p $CI_BUILD_TOKEN ${REGISTRY}
@@ -20,9 +22,10 @@ test:
   stage: test
   script:
   - docker build -t ${IMAGE}:${VERSION} .
+  - docker images
   only:
   - debug
-  
+
 build:
   stage: build
   script:
@@ -32,4 +35,4 @@ build:
   tags:
   - docker
   only:
-  - c6
+  - master