diff --git a/src/build_confirmation_gui.cpp b/src/build_confirmation_gui.cpp
index 07e9632116..18ef7ef741 100644
--- a/src/build_confirmation_gui.cpp
+++ b/src/build_confirmation_gui.cpp
@@ -175,6 +175,7 @@ struct BuildConfirmationWindow : Window {
 				} else {
 					ResetObjectToPlace();
 					DeleteWindowByClass(WC_BUILD_BRIDGE);
+					ClearErrorMessages();
 				}
 				break;
 		}