diff --git a/buffet/manager.cc b/buffet/manager.cc
index 03a5443..c39ec52 100644
--- a/buffet/manager.cc
+++ b/buffet/manager.cc
@@ -118,7 +118,7 @@
 
 void Manager::HandleUpdateState(
     chromeos::ErrorPtr* error,
-    const chromeos::dbus_utils::Dictionary& property_set) {
+    const chromeos::VariantDictionary& property_set) {
   state_manager_->UpdateProperties(property_set, error);
 }