diff --git a/devicemanager.gni b/devicemanager.gni
index e6160d6bf5bfa2b23a3f029989587c2de0899b99..e8576d35d8e156e023ffc44a33b454bbe4a97304 100644
--- a/devicemanager.gni
+++ b/devicemanager.gni
@@ -21,6 +21,4 @@ services_path = "${devicemanager_path}/services"
 
 innerkits_path = "${devicemanager_path}/interfaces/inner_kits"
 
-build_flags = [ "-Werror" ]
-
 dm_ldflags = [ "-lpthread" ]
diff --git a/interfaces/inner_kits/native_cpp/BUILD.gn b/interfaces/inner_kits/native_cpp/BUILD.gn
index ab8cceee7f545733b42796b9943787d05171db0a..2903afc98ca439d4afdc1314540806a5b77ff1c4 100644
--- a/interfaces/inner_kits/native_cpp/BUILD.gn
+++ b/interfaces/inner_kits/native_cpp/BUILD.gn
@@ -58,8 +58,6 @@ if (defined(ohos_lite)) {
       "LOG_DOMAIN=0xD004100",
     ]
 
-    cflags_cc = build_flags
-
     deps = [
       "${utils_path}:devicemanagerutils",
       "//base/hiviewdfx/hilog_lite/frameworks/featured:hilog_shared",
diff --git a/interfaces/inner_kits/native_cpp/src/ipc/lite/ipc_client_stub.cpp b/interfaces/inner_kits/native_cpp/src/ipc/lite/ipc_client_stub.cpp
index b500aebb246b669759422f50635686075bcd00ef..2726d7ee3f35d7cde84e56036b1624b97ffef2e0 100644
--- a/interfaces/inner_kits/native_cpp/src/ipc/lite/ipc_client_stub.cpp
+++ b/interfaces/inner_kits/native_cpp/src/ipc/lite/ipc_client_stub.cpp
@@ -29,7 +29,7 @@ IMPLEMENT_SINGLE_INSTANCE(IpcClientStub);
 static int32_t ClientIpcInterfaceMsgHandle(const IpcContext *ctx, void *ipcMsg, IpcIo *io, void *arg)
 {
     (void)arg;
-    if (ipcMsg == nullptr || io == nullptr || ctx == nullptr) {
+    if (ipcMsg == nullptr || io == nullptr) {
         DMLOG(DM_LOG_ERROR, "invalid param");
         return DEVICEMANAGER_INVALID_PARAM;
     }
diff --git a/services/devicemanagerservice/BUILD.gn b/services/devicemanagerservice/BUILD.gn
index 8414cba61c6eb090be778fd986d8d5fbd310c47b..85b8e5774a63282d8096f510101e515cb5dfc4a2 100644
--- a/services/devicemanagerservice/BUILD.gn
+++ b/services/devicemanagerservice/BUILD.gn
@@ -89,8 +89,6 @@ if (defined(ohos_lite)) {
       "LOG_DOMAIN=0xD004100",
     ]
 
-    cflags_cc = build_flags
-
     ldflags = dm_ldflags
 
     deps = [
diff --git a/utils/BUILD.gn b/utils/BUILD.gn
index b7fcfd18e5dbd853742155adbac698a8b526bb4b..adec2c8afba9e9274e6f8342ba417d4feecb0cc4 100644
--- a/utils/BUILD.gn
+++ b/utils/BUILD.gn
@@ -61,8 +61,6 @@ if (defined(ohos_lite)) {
       "LOG_DOMAIN=0xD004100",
     ]
 
-    cflags_cc = build_flags
-
     deps = [
       "//base/hiviewdfx/hilog_lite/frameworks/featured:hilog_shared",
       "//base/startup/syspara_lite/frameworks/parameter/src:sysparam",