diff --git a/buffet/libbuffet/command.cc b/buffet/libbuffet/command.cc
index 67db6a5..dfa5581 100644
--- a/buffet/libbuffet/command.cc
+++ b/buffet/libbuffet/command.cc
@@ -28,7 +28,7 @@
   return GetProperties()->category.value();
 }
 
-const chromeos::dbus_utils::Dictionary& Command::GetParameters() const {
+const chromeos::VariantDictionary& Command::GetParameters() const {
   return GetProperties()->parameters.value();
 }