diff --git a/BUILD.gn b/BUILD.gn
index a01357c7ec8c263266dd2b3e08d753ab59315011..974ffd0618f08061b3097c7e94f432255f717a2e 100755
--- a/BUILD.gn
+++ b/BUILD.gn
@@ -146,6 +146,7 @@ group("xml2") {
 }
 
 ohos_shared_library("libxml2") {
+  branch_protector_ret = "pac_ret"
   output_values = get_target_outputs(":libxml2_install_action")
   sources = filter_exclude(output_values,
                            [