diff --git a/src/libopensc/card-incrypto34.c b/src/libopensc/card-incrypto34.c
index 317afe30..117596ee 100644
--- a/src/libopensc/card-incrypto34.c
+++ b/src/libopensc/card-incrypto34.c
@@ -722,7 +722,7 @@ incrypto34_generate_key(sc_card_t *card,
 	apdu.ins = 0x46;
 	apdu.p1  = 0x00;
 	apdu.p2  = args->key_id;/* doc is not clear, it just says "ID" */
-	apdu.p2  = 0x00;
+	apdu.le  = 0x00;
 	apdu.data= data;
 	apdu.datalen = apdu.lc = sizeof(data);