diff --git a/ChangeLog b/ChangeLog
index 29c4548..8fd9564 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,3 +1,7 @@
+2015-11-30  perillamint <perillamint@gentoo.moe>
+
+	* src/openpgp.c (card_thread): Fix offset of bConfirmPIN.
+
 2015-09-18  Niibe Yutaka  <gniibe@fsij.org>
 
 	* VERSION: 1.1.9.
diff --git a/src/openpgp.c b/src/openpgp.c
index 0c5b8ed..efeff44 100644
--- a/src/openpgp.c
+++ b/src/openpgp.c
@@ -1407,7 +1407,7 @@ card_thread (chopstx_t thd, struct eventflag *ccid_comm)
       else if (m == EV_MODIFY_CMD_AVAILABLE)
 	{
 #if defined(PINPAD_SUPPORT)
-	  uint8_t bConfirmPIN = apdu.cmd_apdu_data[5];
+	  uint8_t bConfirmPIN = apdu.cmd_apdu_data[0];
 	  uint8_t *p = apdu.cmd_apdu_data;
 
 	  if (INS (apdu) != INS_CHANGE_REFERENCE_DATA