diff --git a/.clang-format b/.clang-format
index a9025c6394f..b3e903dc528 100644
--- a/.clang-format
+++ b/.clang-format
@@ -1,3 +1,4 @@
+# https://clang.llvm.org/docs/ClangFormatStyleOptions.html
 BasedOnStyle: LLVM
 AccessModifierOffset: -2
 AlignAfterOpenBracket: true