Address concerns from review
diff --git a/test/cpp/qps/qps_driver.cc b/test/cpp/qps/qps_driver.cc
index 7c85f81..b1463be 100644
--- a/test/cpp/qps/qps_driver.cc
+++ b/test/cpp/qps/qps_driver.cc
@@ -33,10 +33,10 @@
 
 #include <memory>
 #include <set>
+#include <signal.h>
 
 #include <gflags/gflags.h>
 #include <grpc/support/log.h>
-#include <signal.h>
 
 #include "test/cpp/qps/driver.h"
 #include "test/cpp/qps/report.h"