diff --git a/frameworks/native/source/system_ability_manager_proxy.cpp b/frameworks/native/source/system_ability_manager_proxy.cpp
index 78a8c4f133d2d6cc96f3a37b0702cdd9970b915c..f4e5fb0322b5e9108da5f9f8aa0680334762a812 100755
--- a/frameworks/native/source/system_ability_manager_proxy.cpp
+++ b/frameworks/native/source/system_ability_manager_proxy.cpp
@@ -102,6 +102,9 @@ sptr<IRemoteObject> SystemAbilityManagerProxy::CheckSystemAbility(int32_t system
         return nullptr;
     }
     MessageParcel data;
+    if (!data.WriteInterfaceToken(SAMANAGER_INTERFACE_TOKEN)) {
+        return nullptr;
+    }
     bool ret = data.WriteInt32(systemAbilityId);
     if (!ret) {
         HILOGW("CheckSystemAbility Write systemAbilityId failed!");
diff --git a/services/samgr/native/source/system_ability_manager_stub.cpp b/services/samgr/native/source/system_ability_manager_stub.cpp
old mode 100644
new mode 100755
index 62892d1beeacf7bd49bfe28ad3da5c5a3ba84628..18260a8a8bb9ca5a35731c9033632a846d9e3979
--- a/services/samgr/native/source/system_ability_manager_stub.cpp
+++ b/services/samgr/native/source/system_ability_manager_stub.cpp
@@ -59,11 +59,9 @@ int32_t SystemAbilityManagerStub::OnRemoteRequest(uint32_t code,
 {
     HILOGI("SystemAbilityManagerStub::OnReceived, code = %{public}d, flags= %{public}d",
         code, option.GetFlags());
-    if (code != GET_SYSTEM_ABILITY_TRANSACTION && code != CHECK_SYSTEM_ABILITY_TRANSACTION) {
-        if (!EnforceInterceToken(data)) {
-            HILOGI("SystemAbilityManagerStub::OnReceived, code = %{public}d, check interfaceToken failed", code);
-            return ERR_PERMISSION_DENIED;
-        }
+    if (!EnforceInterceToken(data)) {
+        HILOGI("SystemAbilityManagerStub::OnReceived, code = %{public}d, check interfaceToken failed", code);
+        return ERR_PERMISSION_DENIED;
     }
     auto itFunc = memberFuncMap_.find(code);
     if (itFunc != memberFuncMap_.end()) {