diff --git a/clang-format.Chromium b/clang-format.Chromium.yml
similarity index 100%
rename from clang-format.Chromium
rename to clang-format.Chromium.yml
diff --git a/clang-format.Google b/clang-format.Google.yml
similarity index 100%
rename from clang-format.Google
rename to clang-format.Google.yml
diff --git a/clang-format.LLVM b/clang-format.LLVM.yml
similarity index 100%
rename from clang-format.LLVM
rename to clang-format.LLVM.yml
diff --git a/clang-format.Mozilla b/clang-format.Mozilla.yml
similarity index 100%
rename from clang-format.Mozilla
rename to clang-format.Mozilla.yml
diff --git a/clang-format.WebKit b/clang-format.WebKit.yml
similarity index 100%
rename from clang-format.WebKit
rename to clang-format.WebKit.yml