diff --git a/src/gui/dialogs/dialog.cpp b/src/gui/dialogs/dialog.cpp
index 1ce81a464c0..9aae5c26fac 100644
--- a/src/gui/dialogs/dialog.cpp
+++ b/src/gui/dialogs/dialog.cpp
@@ -103,14 +103,6 @@ tfield_bool* tdialog::register_bool(const std::string& id
 	return field;
 }
 
-tfield_bool* tdialog::register_bool2(const std::string& id
-		, const bool mandatory
-		, bool& linked_variable
-		, void (*callback_change) (twidget* widget))
-{
-	return register_bool(id, mandatory, linked_variable, callback_change);
-}
-
 tfield_integer* tdialog::register_integer(
 		  const std::string& id
 		, const bool mandatory
diff --git a/src/gui/dialogs/dialog.hpp b/src/gui/dialogs/dialog.hpp
index 0f1d3650660..da43b8da24f 100644
--- a/src/gui/dialogs/dialog.hpp
+++ b/src/gui/dialogs/dialog.hpp
@@ -215,26 +215,6 @@ protected:
 			, bool& linked_variable
 			, void (*callback_change) (twidget* widget) = NULL);
 
-	/**
-	 * Creates a new boolean field.
-	 *
-	 * The field created is owned by tdialog, the returned pointer can be used
-	 * in the child classes as access to a field.
-	 *
-	 * @param id                  Id of the widget, same value as in WML.
-	 * @param mandatory           Is the widget mandatory or optional.
-	 * @param linked_variable     The variable the widget is linked to. See
-	 *                            @ref tfield::tfield for more information.
-	 * @param callback_change     When the value of the widget changes this
-	 *                            callback is called.
-	 *
-	 * @returns                   Pointer to the created widget.
-	 */
-	tfield_bool* register_bool2(const std::string& id
-			, const bool mandatory
-			, bool& linked_variable
-			, void (*callback_change) (twidget* widget) = NULL);
-
 	/**
 	 * Creates a new integer field.
 	 *
diff --git a/src/gui/dialogs/edit_label.cpp b/src/gui/dialogs/edit_label.cpp
index 5feb5b4808f..8e44d98f28c 100644
--- a/src/gui/dialogs/edit_label.cpp
+++ b/src/gui/dialogs/edit_label.cpp
@@ -49,7 +49,7 @@ REGISTER_DIALOG(edit_label)
 tedit_label::tedit_label(std::string& label, bool& team_only)
 {
 	register_text2("label", true, label, true);
-	register_bool2("team_only_toggle", true, team_only);
+	register_bool("team_only_toggle", true, team_only);
 }
 
 }
diff --git a/src/gui/dialogs/game_save.cpp b/src/gui/dialogs/game_save.cpp
index e1924541820..c0d73a9e53d 100644
--- a/src/gui/dialogs/game_save.cpp
+++ b/src/gui/dialogs/game_save.cpp
@@ -76,7 +76,7 @@ tgame_save_oos::tgame_save_oos(
 	register_label2("lblTitle", true, title);
 	register_label2("txtFilename", false, filename);
 	register_label2("lblMessage", true, message);
-	register_bool2("ignore_all", true, ignore_all);
+	register_bool("ignore_all", true, ignore_all);
 }
 
 } // namespace gui2