diff --git a/compiler/optimizing/graph_checker.cc b/compiler/optimizing/graph_checker.cc
index aea901d..327e11f 100644
--- a/compiler/optimizing/graph_checker.cc
+++ b/compiler/optimizing/graph_checker.cc
@@ -17,8 +17,8 @@
 #include "graph_checker.h"
 
 #include <algorithm>
-#include <string>
 #include <sstream>
+#include <string>
 
 #include "android-base/stringprintf.h"