diff --git a/BUILD.gn b/BUILD.gn
index 2b913c4..c308ba8 100644
--- a/BUILD.gn
+++ b/BUILD.gn
@@ -51,6 +51,7 @@ config("libbpf_public_config") {
 }
 
 ohos_shared_library("libbpf") {
+  branch_protector_ret = "pac_ret"
   deps = [
     "//third_party/elfio:elfio",
     "//third_party/zlib:libz",