diff --git a/prefs_mock.h b/prefs_mock.h
index 4f991fc..a5492e2 100644
--- a/prefs_mock.h
+++ b/prefs_mock.h
@@ -19,6 +19,9 @@
   MOCK_METHOD2(GetInt64, bool(const std::string& key, int64_t* value));
   MOCK_METHOD2(SetInt64, bool(const std::string& key, const int64_t value));
 
+  MOCK_METHOD2(GetBoolean, bool(const std::string& key, bool* value));
+  MOCK_METHOD2(SetBoolean, bool(const std::string& key, const bool value));
+
   MOCK_METHOD1(Exists, bool(const std::string& key));
   MOCK_METHOD1(Delete, bool(const std::string& key));
 };