diff --git a/.gitlab-ci.yml b/.gitlab-ci.yml
index c73ab82d..729a764d 100644
--- a/.gitlab-ci.yml
+++ b/.gitlab-ci.yml
@@ -80,7 +80,7 @@ build:
   rules: &deploy-rules
     - if: $CI_PIPELINE_SOURCE == 'merge_request_event'
       variables:
-        DEPLOY_ID: $CI_MERGE_REQUEST_SOURCE_BRANCH_NAME
+        DEPLOY_ID: $CI_MERGE_REQUEST_IID
     - if: $CI_COMMIT_BRANCH == 'main'
       variables:
         DEPLOY_ID: production