diff --git a/update_attempter_unittest.cc b/update_attempter_unittest.cc
index d2b1e14..1d1542b 100644
--- a/update_attempter_unittest.cc
+++ b/update_attempter_unittest.cc
@@ -141,7 +141,7 @@
   }
 
   virtual void TearDown() {
-    utils::RecursiveUnlinkDir(test_dir_);
+    test_utils::RecursiveUnlinkDir(test_dir_);
   }
 
   void QuitMainLoop();