diff --git a/test_utils.cc b/test_utils.cc
index 251ed78..4a49fb2 100644
--- a/test_utils.cc
+++ b/test_utils.cc
@@ -190,9 +190,8 @@
   EXPECT_FALSE(iter.IsErr());
   EXPECT_TRUE(expected_paths.empty());
   if (!expected_paths.empty()) {
-    for (set<string>::const_iterator it = expected_paths.begin();
-         it != expected_paths.end(); ++it) {
-      LOG(INFO) << "extra path: " << *it;
+    for (const string& path : expected_paths) {
+      LOG(INFO) << "extra path: " << path;
     }
   }
 }