diff --git a/services/pull/update.go b/services/pull/update.go
index ede89bcdfff3e..b9525cf0c980f 100644
--- a/services/pull/update.go
+++ b/services/pull/update.go
@@ -106,7 +106,7 @@ func IsUserAllowedToUpdate(ctx context.Context, pull *issues_model.PullRequest,
 		BaseBranch: pull.HeadBranch,
 	}
 
-	pb, err := git_model.GetFirstMatchProtectedBranchRule(ctx, pull.BaseRepoID, pull.BaseBranch)
+	pb, err := git_model.GetFirstMatchProtectedBranchRule(ctx, pr.BaseRepoID, pr.BaseBranch)
 	if err != nil {
 		return false, false, err
 	}