diff --git a/ubb-la/ubb-la.c b/ubb-la/ubb-la.c
index d8e2845..dfa0a01 100644
--- a/ubb-la/ubb-la.c
+++ b/ubb-la/ubb-la.c
@@ -192,7 +192,8 @@ static void xfers(unsigned long *bufs, int n_bufs, int nibbles)
 	while (1) {
 		MSC_STRPCL = MSC_STRPCRL_START_OP;
 
-		while (MSC_STAT & MSC_STAT_DATA_FIFO_EMPTY);
+//		while (MSC_STAT & MSC_STAT_DATA_FIFO_EMPTY);
+		while (!(MSC_STAT & MSC_STAT_END_CMD_RES));
 
 		IN(UBB_CMD);