diff --git a/llvm/include/llvm/ADT/ScopedHashTable.h b/llvm/include/llvm/ADT/ScopedHashTable.h
index 6b0c2995d2bb..4af3d6d37e33 100644
--- a/llvm/include/llvm/ADT/ScopedHashTable.h
+++ b/llvm/include/llvm/ADT/ScopedHashTable.h
@@ -1,4 +1,4 @@
-//===- ScopedHashTable.h - A simple scoped hash table ---------------------===//
+//===- ScopedHashTable.h - A simple scoped hash table -----------*- C++ -*-===//
 //
 //                     The LLVM Compiler Infrastructure
 //