diff --git a/armsrc/iso14443a.c b/armsrc/iso14443a.c
index 06a83feb..e5c56ec5 100644
--- a/armsrc/iso14443a.c
+++ b/armsrc/iso14443a.c
@@ -1820,10 +1820,8 @@ int iso14443a_select_card(byte_t *uid_ptr, iso14a_card_select_t *p_hi14a_card, u
 		p_hi14a_card->sak = sak;
 	}
 
-	// non iso14443a compliant tag
-	if( (sak & 0x20) == 0) return 2; 
-
-	if (!no_rats) {
+	// PICC compilant with iso14443a-4 ---> (SAK & 0x20 != 0)
+	if (sak & 0x20 && !no_rats) {
 		// Request for answer to select
 		AppendCrc14443a(rats, 2);
 		ReaderTransmit(rats, sizeof(rats), NULL);