diff --git a/src/openrct2/actions/LandSmoothAction.cpp b/src/openrct2/actions/LandSmoothAction.cpp
index 7e8c432099..f42cdf8c4e 100644
--- a/src/openrct2/actions/LandSmoothAction.cpp
+++ b/src/openrct2/actions/LandSmoothAction.cpp
@@ -608,7 +608,7 @@ GameActions::Result::Ptr LandSmoothAction::SmoothLand(bool isExecuting) const
         }
         default:
             log_error("Invalid map selection %u", _selectionType);
-            return MakeResult(GameActions::Status::InvalidParameters, std::get<rct_string_id>(res->ErrorTitle));
+            return MakeResult(GameActions::Status::InvalidParameters, std::get<rct_string_id>(res->ErrorTitle), STR_NONE);
     } // switch selectionType
 
     // Raise / lower the land tool selection area