1 files changed, 1 insertions, 0 deletions
diff --git a/app/assets/javascripts/pages/projects/merge_requests/creations/new/index.js b/app/assets/javascripts/pages/projects/merge_requests/creations/new/index.js
index d23a0615bb8..8cb1462c883 100644
--- a/app/assets/javascripts/pages/projects/merge_requests/creations/new/index.js
+++ b/app/assets/javascripts/pages/projects/merge_requests/creations/new/index.js
@@ -43,6 +43,7 @@ if (mrNewCompareNode) {
         project: 'js-source-project',
         branch: 'js-source-branch gl-font-monospace',
       },
+      compareSide: 'source',
     },
     methods: {
       async selectedBranch(branchName) {