diff --git a/tools/build/options/WITH_CLANG_EXTRAS b/tools/build/options/WITH_CLANG_EXTRAS
index 87da08fef93f..a4d1310ec7a5 100644
--- a/tools/build/options/WITH_CLANG_EXTRAS
+++ b/tools/build/options/WITH_CLANG_EXTRAS
@@ -1,2 +1,3 @@
 .\" $FreeBSD$
-Set to build additional clang and llvm tools, such as bugpoint.
+Set to build additional clang and llvm tools, such as bugpoint and
+clang-format.