diff --git a/plugins/scaffolder-backend/api-report.md b/plugins/scaffolder-backend/api-report.md
index faa4ca8867..a56d6ce219 100644
--- a/plugins/scaffolder-backend/api-report.md
+++ b/plugins/scaffolder-backend/api-report.md
@@ -429,8 +429,8 @@ export const createPublishGitlabMergeRequestAction: (options: {
   title: string;
   description: string;
   branchName: string;
-  sourcePath?: string;
-  targetPath?: string;
+  sourcePath?: string | undefined;
+  targetPath?: string | undefined;
   token?: string | undefined;
   commitAction?: 'update' | 'create' | 'delete' | undefined;
   projectid?: string | undefined;