diff --git a/qse/lib/cut/cut.h b/qse/lib/cut/cut.h
index 58090aca..1b26cd0e 100644
--- a/qse/lib/cut/cut.h
+++ b/qse/lib/cut/cut.h
@@ -48,15 +48,6 @@ struct qse_cut_t
 
 	int option;              /**< stores options */
 
-	struct
-	{
-		struct
-		{
-			qse_size_t build;
-			qse_size_t match; 
-		} rex;
-	} depth;
-
 	struct
 	{
 		qse_cut_sel_blk_t  fb; /**< the first block is static */