diff --git a/cpp/BUILD.gn b/cpp/BUILD.gn
index 3c2b60a66a422f5197920ca7e60a108b87ca1eb3..34cd50672c937d606b694139d5d37044263c3173 100644
--- a/cpp/BUILD.gn
+++ b/cpp/BUILD.gn
@@ -123,6 +123,7 @@ if (is_ohos) {
 }
 
 ohos_shared_library("phonenumber_standard") {
+  branch_protector_ret = "pac_ret"
   configs = [ ":phonenumber_config" ]
   public_configs = [ ":phonenumber_public_config" ]
   sources = phonenumber_source