diff --git a/src/terraform_gui.cpp b/src/terraform_gui.cpp
--- a/src/terraform_gui.cpp
+++ b/src/terraform_gui.cpp
@@ -334,7 +334,7 @@ static const WindowDesc _terraform_desc 
 
 void ShowTerraformToolbar(Window *link)
 {
-	if (!IsValidCompanyID(_current_company)) return;
+	if (!IsValidCompanyID(_local_company)) return;
 
 	Window *w = AllocateWindowDescFront<TerraformToolbarWindow>(&_terraform_desc, 0);
 	if (link == NULL) return;