diff --git a/.gitlab-ci.yml b/.gitlab-ci.yml
index 9e75b27d4777c3d9fd931187dc7af8b9a29a1d41..20cb4fc2dda0c560089c933445b7a26d49a7cc93 100644
--- a/.gitlab-ci.yml
+++ b/.gitlab-ci.yml
@@ -182,8 +182,7 @@ docs:
 upload_testpypi:
   stage: deploy
   only:
-    refs:
-      - develop
+    - develop
   except:
     - schedules
   variables: