1 files changed, 6 insertions, 2 deletions
diff --git a/app/assets/javascripts/vue_shared/components/diff_viewer/diff_viewer.vue b/app/assets/javascripts/vue_shared/components/diff_viewer/diff_viewer.vue
index 2c47f5b9b35..d3cbe3c7e74 100644
--- a/app/assets/javascripts/vue_shared/components/diff_viewer/diff_viewer.vue
+++ b/app/assets/javascripts/vue_shared/components/diff_viewer/diff_viewer.vue
@@ -45,11 +45,15 @@ export default {
           return DownloadDiffViewer;
       }
     },
+    basePath() {
+      // We might get the project path from rails with the relative url already setup
+      return this.projectPath.indexOf('/') === 0 ? '' : `${gon.relative_url_root}/`;
+    },
     fullOldPath() {
-      return `${gon.relative_url_root}/${this.projectPath}/raw/${this.oldSha}/${this.oldPath}`;
+      return `${this.basePath}${this.projectPath}/raw/${this.oldSha}/${this.oldPath}`;
     },
     fullNewPath() {
-      return `${gon.relative_url_root}/${this.projectPath}/raw/${this.newSha}/${this.newPath}`;
+      return `${this.basePath}${this.projectPath}/raw/${this.newSha}/${this.newPath}`;
     },
   },
 };