diff --git a/.gitlab-ci.yml b/.gitlab-ci.yml
index f13a2bd1313fa864e77ff1c98aa39013a2e8736d..9eea0f4fff30448c644caea82c49a0a9ef31850d 100644
--- a/.gitlab-ci.yml
+++ b/.gitlab-ci.yml
@@ -23,7 +23,7 @@ build_image:
   services:
     - 'docker:18.09.7-dind'
   variables:
-    - DOCKERHUB_NAME: clarinpl/anonymizer
+    - DOCKERHUB_NAME: "clarinpl/anonymizer"
   before_script:
     - ''
   script: