diff --git a/.gitlab-ci.yml b/.gitlab-ci.yml
index 10318f5ee91033cf36fd4379cb4b152ecdc1ddcc..e926d7974378ce1264b741d04fdace3e0a77fa59 100755
--- a/.gitlab-ci.yml
+++ b/.gitlab-ci.yml
@@ -32,7 +32,7 @@ build_image:
     - ''
   script:
     - docker build -t clarinpl/speller2 .
-    - echo $DOCKER_PASSWORD > pass.txt
-    - cat pass.txt | docker login -u $DOCKER_USERNAME -p-stdin
+    - echo $DOCKER_PASSWORD
+    - cat pass.txt | docker login --username $DOCKER_USERNAME --password-stdin
     - rm pass.txt
     - docker push clarinpl/speller2