diff --git a/libpurgeablemem/interfaces/kits/c/BUILD.gn b/libpurgeablemem/interfaces/kits/c/BUILD.gn
deleted file mode 100644
index a9b54c11c6d5bc6440462a964d4ea74a26e76530..0000000000000000000000000000000000000000
--- a/libpurgeablemem/interfaces/kits/c/BUILD.gn
+++ /dev/null
@@ -1,34 +0,0 @@
-# Copyright (C) 2023 Huawei Device Co., Ltd.
-# Licensed under the Apache License, Version 2.0 (the "License");
-# you may not use this file except in compliance with the License.
-# You may obtain a copy of the License at
-#
-#     http://www.apache.org/licenses/LICENSE-2.0
-#
-# Unless required by applicable law or agreed to in writing, software
-# distributed under the License is distributed on an "AS IS" BASIS,
-# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
-# See the License for the specific language governing permissions and
-# limitations under the License.
-
-import("//build/ohos.gni")
-
-ohos_ndk_headers("purgeable_memory_header") {
-  dest_dir = "$ndk_headers_out_dir/purgeable_memory"
-  sources = [ "./purgeable_memory.h" ]
-}
-
-ohos_ndk_library("libpurgeable_memory_ndk") {
-  output_name = "purgeable_memory_ndk"
-  output_extension = "z.so"
-  ndk_description_file = "./libpurgeable_memory.ndk.json"
-  system_capability = "SystemCapability.CommonLibrary.Memory.PurgeableMemory"
-  system_capability = "purgeable_memory/purgeable_memory.h"
-
-  sanitize = {
-    cfi = true
-    cfi_cross_dso = true
-    debug = false
-  }
-  branch_protector_ret = "pac_ret"
-}