diff --git a/.gitlab-ci.yml b/.gitlab-ci.yml
index 29b390b..eac0c41 100644
--- a/.gitlab-ci.yml
+++ b/.gitlab-ci.yml
@@ -12,16 +12,25 @@ build-docker-alpine:
   script:
     - cd alpine
     - docker build --network=host -t catdeployed/postal:alpine .
+    - docker save -o postal-alpine-container.tar catdeployed/postal:alpine
+  artifacts:
+    paths:
+    - postal-alpine-container.tar
 
 build-docker-ubuntu:
   stage: docker-build
   script:
     - cd ubuntu
     - docker build --network=host -t catdeployed/postal:ubuntu .
+    - docker save -o postal-ubuntu-container.tar catdeployed/postal:ubuntu
+  artifacts:
+    paths:
+    - postal-ubuntu-container.tar
 
 test-docker-ubuntu:
   stage: tests
   script:
+    - docker load -i postal-ubuntu-container.tar
     - docker run -i catdeployed/postal:ubuntu /opt/postal/bin/postal make-user
 
 docker-cleanup: