diff --git a/mlir/lib/Dialect/StandardOps/Transforms/ExpandAtomic.cpp b/mlir/lib/Dialect/StandardOps/Transforms/ExpandAtomic.cpp
--- a/mlir/lib/Dialect/StandardOps/Transforms/ExpandAtomic.cpp
+++ b/mlir/lib/Dialect/StandardOps/Transforms/ExpandAtomic.cpp
@@ -1,4 +1,4 @@
-//===- ExpandAtomic.cpp - Code to perform loop fusion ---------------------===//
+//===- ExpandAtomic.cpp - Code to perform expanding atomic ops ------------===//
 //
 // Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
 // See https://llvm.org/LICENSE.txt for license information.