diff --git a/apps/recorder/sokoban.c b/apps/recorder/sokoban.c
index 7511fae944..48efa06a99 100644
--- a/apps/recorder/sokoban.c
+++ b/apps/recorder/sokoban.c
@@ -691,8 +691,8 @@ static bool sokoban_loop(void)
         if (current_info.level.boxes_to_go == 0) {
             current_info.level.level++;
 
-			/* clear undo stats */
-			init_undo();
+            /* clear undo stats */
+            init_undo();
 
             lcd_clear_display();