diff --git a/src/libopensc/card-cardos.c b/src/libopensc/card-cardos.c
index eb8c19d8..ad09e0e9 100644
--- a/src/libopensc/card-cardos.c
+++ b/src/libopensc/card-cardos.c
@@ -93,12 +93,15 @@ static int cardos_match_card(sc_card_t *card)
 		if (card->atr[11] <= 0x04) {
 			sc_debug(card->ctx, "found cardos m4.01");
 			card->type = SC_CARD_TYPE_CARDOS_M4_01;
-		} else if (card->atr[11] >= 0x08) {
-			sc_debug(card->ctx, "found cardos v4.3b or higher");
+		} else if (card->atr[11] == 0x08) {
+			sc_debug(card->ctx, "found cardos v4.3b");
 			card->type = SC_CARD_TYPE_CARDOS_M4_3;
-		} else if (card->atr[11] >= 0x09) {
-			sc_debug(card->ctx, "found cardos v4.2b or higher");
+		} else if (card->atr[11] == 0x09) {
+			sc_debug(card->ctx, "found cardos v4.2b");
 			card->type = SC_CARD_TYPE_CARDOS_M4_2B;
+                } else if (card->atr[11] >= 0x0B) {
+                        sc_debug(card->ctx, "found cardos v4.2c or higher");
+                        card->type = SC_CARD_TYPE_CARDOS_M4_2C;
 		} else {
 			sc_debug(card->ctx, "found cardos m4.2");
 		}
@@ -167,7 +170,8 @@ static int cardos_init(sc_card_t *card)
 			card->caps |= SC_CARD_CAP_RSA_2048;
 		card->caps |= SC_CARD_CAP_APDU_EXT;
 	} else if (card->type == SC_CARD_TYPE_CARDOS_M4_3 
-		|| card->type == SC_CARD_TYPE_CARDOS_M4_2B) {
+		|| card->type == SC_CARD_TYPE_CARDOS_M4_2B
+		|| card->type == SC_CARD_TYPE_CARDOS_M4_2C) {
 		card->caps |= SC_CARD_CAP_RSA_2048;
 		card->caps |= SC_CARD_CAP_APDU_EXT;
 	}
@@ -645,7 +649,8 @@ static int cardos_create_file(sc_card_t *card, sc_file_t *file)
 		return iso_ops->create_file(card, file);
 	} else if (card->type == SC_CARD_TYPE_CARDOS_M4_2 ||
 	           card->type == SC_CARD_TYPE_CARDOS_M4_3 ||
-	           card->type == SC_CARD_TYPE_CARDOS_M4_2B) {
+		   card->type == SC_CARD_TYPE_CARDOS_M4_2B ||
+	           card->type == SC_CARD_TYPE_CARDOS_M4_2C) {
 		u8        sbuf[SC_MAX_APDU_BUFFER_SIZE];
 		size_t    len = sizeof(sbuf);
 		sc_apdu_t apdu;
diff --git a/src/libopensc/cards.h b/src/libopensc/cards.h
index 6dddcb3d..6ee65a83 100644
--- a/src/libopensc/cards.h
+++ b/src/libopensc/cards.h
@@ -42,7 +42,8 @@ enum {
 	SC_CARD_TYPE_CARDOS_M4_01,
 	SC_CARD_TYPE_CARDOS_M4_2,
 	SC_CARD_TYPE_CARDOS_M4_3,
-	SC_CARD_TYPE_CARDOS_M4_2B, /* 4.2b is the latest after 4.3b */
+	SC_CARD_TYPE_CARDOS_M4_2B, /* 4.2b is after 4.3b */
+	SC_CARD_TYPE_CARDOS_M4_2C,
 
 	/* flex/cyberflex drivers */
 	SC_CARD_TYPE_FLEX_BASE = 2000,
diff --git a/src/pkcs15init/pkcs15-cardos.c b/src/pkcs15init/pkcs15-cardos.c
index 76146fac..ae57abca 100644
--- a/src/pkcs15init/pkcs15-cardos.c
+++ b/src/pkcs15init/pkcs15-cardos.c
@@ -622,7 +622,8 @@ static int cardos_put_key(sc_profile_t *profile, sc_card_t *card,
 		pin_id = 0;
 
 	if (key_info->modulus_length > 1024 && (card->type == SC_CARD_TYPE_CARDOS_M4_2 ||
-	    card->type == SC_CARD_TYPE_CARDOS_M4_3 ||card->type == SC_CARD_TYPE_CARDOS_M4_2B)) {
+	    card->type == SC_CARD_TYPE_CARDOS_M4_3 ||card->type == SC_CARD_TYPE_CARDOS_M4_2B ||
+	    card->type == SC_CARD_TYPE_CARDOS_M4_2C )) {
 		r = cardos_store_key_component(card, algorithm, key_id, pin_id, 0,
 			key->p.data, key->p.len, 0, 0);
 		if (r != SC_SUCCESS)
diff --git a/src/tools/cardos-info.c b/src/tools/cardos-info.c
index fd3898da..7fd3196b 100644
--- a/src/tools/cardos-info.c
+++ b/src/tools/cardos-info.c
@@ -136,7 +136,6 @@ static int cardos_info(void)
 			hex_dump_asc(stdout, apdu.resp, apdu.resplen, -1);
 		return 1;
 	}
-
 	printf("OS Version: %d.%d", apdu.resp[0], apdu.resp[1]);
 	if (apdu.resp[0] == 0xc8 && apdu.resp[1] == 0x02) {
 		printf(" (that's CardOS M4.0)\n");
@@ -152,6 +151,8 @@ static int cardos_info(void)
 		printf(" (that's CardOS M4.3b)\n");
 	} else if (apdu.resp[0] == 0xc8 && apdu.resp[1] == 0x09) {
 		printf(" (that's CardOS M4.2b)\n");
+	} else if (apdu.resp[0] == 0xc8 && apdu.resp[1] == 0x0B) {
+		printf(" (that's CardOS M4.2c)\n");	
 	} else {
 		printf(" (unknown Version)\n");
 	}