diff --git a/.gitlab-ci.yml b/.gitlab-ci.yml
index 86771d5db4f0548c7aa213296081ac5714859d38..592b9438451aa7cbb646b867ec19a8d71ee59a65 100644
--- a/.gitlab-ci.yml
+++ b/.gitlab-ci.yml
@@ -11,6 +11,8 @@ build:
     DOCKER_HOST: tcp://docker:2375/
     DOCKER_DRIVER: overlay2
   script:
+    - echo $DOCKERHUBUSER
+    - echo $DOCKERHUBASSWORD
     - docker login -u $DOCKERHUBUSER -p $DOCKERHUBPASSWORD docker.io
     - docker build --tag=l1ll1/strudel2_backend .
     - docker push l1ll1/strudel2_backend:latest