diff --git a/src/core/algorithm/diskann/diskann_builder.h b/src/core/algorithm/diskann/diskann_builder.h
deleted file mode 100644
index 2244750..0000000
--- a/src/core/algorithm/diskann/diskann_builder.h
+++ /dev/null
@@ -1,13 +0,0 @@
-// Copyright 2025-present the zvec project
-//
-// 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.
diff --git a/src/core/algorithm/diskann/diskann_searcher.h b/src/core/algorithm/diskann/diskann_searcher.h
deleted file mode 100644
index 2244750..0000000
--- a/src/core/algorithm/diskann/diskann_searcher.h
+++ /dev/null
@@ -1,13 +0,0 @@
-// Copyright 2025-present the zvec project
-//
-// 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.