2 files changed, 4 insertions, 3 deletions
diff --git a/src/gui/editdialog.cpp b/src/gui/editdialog.cpp
index 91d74214d..0926e45b5 100644
--- a/src/gui/editdialog.cpp
+++ b/src/gui/editdialog.cpp
@@ -33,7 +33,7 @@
 #include "debug.h"
 
 EditDialog::EditDialog(const std::string &title, const std::string &msg,
-                       std::string eventOk, const int width,
+                       const std::string &eventOk, const int width,
                        Window *const parent, const bool modal):
     Window(title, modal, parent, "edit.xml"),
     gcn::ActionListener(),
diff --git a/src/gui/editdialog.h b/src/gui/editdialog.h
index b23f8feb5..00167bdac 100644
--- a/src/gui/editdialog.h
+++ b/src/gui/editdialog.h
@@ -48,8 +48,9 @@ class EditDialog final : public Window, public gcn::ActionListener
          * @see Window::Window
          */
         EditDialog(const std::string &title, const std::string &msg,
-                   std::string eventOk = ACTION_EDIT_OK, const int width = 300,
-                   Window *const parent = nullptr, const bool modal = true);
+                   const std::string &eventOk = ACTION_EDIT_OK,
+                   const int width = 300, Window *const parent = nullptr,
+                   const bool modal = true);
 
         A_DELETE_COPY(EditDialog)