1 files changed, 11 insertions, 0 deletions
diff --git a/gtk/gui.c b/gtk/gui.c
index 226d718b0..d7598c37a 100644
--- a/gtk/gui.c
+++ b/gtk/gui.c
@@ -1089,6 +1089,17 @@ uint32_t gtk_gui_gdkkey_to_nskey(GdkEventKey *key)
 		if (key->state & GDK_CONTROL_MASK)
 			return KEY_CUT_SELECTION;
 		return gdk_keyval_to_unicode(key->keyval);
+	case 'y':
+		if (key->state & GDK_CONTROL_MASK)
+			return KEY_REDO;
+		return gdk_keyval_to_unicode(key->keyval);
+	case 'z':
+		if (key->state & GDK_CONTROL_MASK &&
+				key->state & GDK_SHIFT_MASK)
+			return KEY_REDO;
+		if (key->state & GDK_CONTROL_MASK)
+			return KEY_UNDO;
+		return gdk_keyval_to_unicode(key->keyval);
 	case GDK_KEY(Escape):
 		return KEY_ESCAPE;