diff --git a/src/protocols/bdx/tests/BUILD.gn b/src/protocols/bdx/tests/BUILD.gn
index 782edc612b28c1..055301b3432916 100644
--- a/src/protocols/bdx/tests/BUILD.gn
+++ b/src/protocols/bdx/tests/BUILD.gn
@@ -1,16 +1,16 @@
-#Copyright(c) 2020 Project CHIP Authors
+# Copyright (c) 2020 Project CHIP Authors
 #
-#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
+# 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
+# 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.
+# 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_overrides/build.gni")
 import("//build_overrides/chip.gni")