diff --git a/mock_update_attempter.h b/mock_update_attempter.h
index ad34802..cc05648 100644
--- a/mock_update_attempter.h
+++ b/mock_update_attempter.h
@@ -30,16 +30,17 @@
  public:
   using UpdateAttempter::UpdateAttempter;
 
-  MOCK_METHOD9(Update,
-               void(const std::string& app_version,
-                    const std::string& omaha_url,
-                    const std::string& target_channel,
-                    const std::string& target_version_prefix,
-                    bool rollback_allowed,
-                    bool rollback_data_save_requested,
-                    int rollback_allowed_milestones,
-                    bool obey_proxies,
-                    bool interactive));
+  MOCK_METHOD10(Update,
+                void(const std::string& app_version,
+                     const std::string& omaha_url,
+                     const std::string& target_channel,
+                     const std::string& lts_tag,
+                     const std::string& target_version_prefix,
+                     bool rollback_allowed,
+                     bool rollback_data_save_requested,
+                     int rollback_allowed_milestones,
+                     bool obey_proxies,
+                     bool interactive));
 
   MOCK_METHOD1(GetStatus, bool(update_engine::UpdateEngineStatus* out_status));