diff --git a/client/mifare/mifarehost.c b/client/mifare/mifarehost.c
index accbf645..4e0117c8 100644
--- a/client/mifare/mifarehost.c
+++ b/client/mifare/mifarehost.c
@@ -341,7 +341,7 @@ int mfnested(uint8_t blockNo, uint8_t keyType, uint8_t *key, uint8_t trgBlockNo,
 	uint8_t *keyBlock = NULL;
 	uint64_t key64;
 
-	int isOK = -6;
+	int isOK = -4;
 
 	// flush queue
 	(void)WaitForResponseTimeout(CMD_ACK,NULL,100);
@@ -359,8 +359,6 @@ int mfnested(uint8_t blockNo, uint8_t keyType, uint8_t *key, uint8_t trgBlockNo,
 	}
 
 	if (resp.arg[0]) {
-		memcpy(&statelists[0].nt,  (void *)(resp.d.asBytes + 4 + 1 * 8 + 0), 4);
-		num_to_bytes(statelists[0].nt, 4, resultKey);
 		return resp.arg[0];  // error during nested
 	}