diff --git a/common/mock_prefs.h b/common/mock_prefs.h
index 0e639a2..2582e19 100644
--- a/common/mock_prefs.h
+++ b/common/mock_prefs.h
@@ -30,8 +30,8 @@
  public:
   MOCK_CONST_METHOD2(GetString,
                      bool(const std::string& key, std::string* value));
-  MOCK_METHOD2(SetString, bool(const std::string& key,
-                               const std::string& value));
+  MOCK_METHOD2(SetString,
+               bool(const std::string& key, const std::string& value));
   MOCK_CONST_METHOD2(GetInt64, bool(const std::string& key, int64_t* value));
   MOCK_METHOD2(SetInt64, bool(const std::string& key, const int64_t value));