diff --git a/package/busybox/patches/244-udhcpc_add_6rd_option.patch b/package/busybox/patches/244-udhcpc_add_6rd_option.patch
index 303770858..0bf6ff0f4 100644
--- a/package/busybox/patches/244-udhcpc_add_6rd_option.patch
+++ b/package/busybox/patches/244-udhcpc_add_6rd_option.patch
@@ -1,22 +1,24 @@
 --- a/networking/udhcp/common.c
 +++ b/networking/udhcp/common.c
-@@ -54,6 +54,7 @@ const struct dhcp_optflag dhcp_optflags[
+@@ -54,6 +54,8 @@ const struct dhcp_optflag dhcp_optflags[
  	{ OPTION_SIP_SERVERS                      , 0x78 }, /* DHCP_SIP_SERVERS   */
  #endif
  	{ OPTION_STATIC_ROUTES                    , 0x79 }, /* DHCP_STATIC_ROUTES */
-+	{ OPTION_6RD                              , 0xd4 }, /* DHCP_6RD           */
++	{ OPTION_6RD                              , 0xd4 }, /* DHCP_6RD (RFC)     */
++	{ OPTION_6RD                              , 0x96 }, /* DHCP_6RD (Comcast) */
  	{ OPTION_STRING                           , 0xfc }, /* DHCP_WPAD          */
  
  	/* Options below have no match in dhcp_option_strings[],
-@@ -114,6 +115,7 @@ const char dhcp_option_strings[] ALIGN1 
+@@ -114,6 +116,8 @@ const char dhcp_option_strings[] ALIGN1 
  // doesn't work in udhcpd.conf since OPTION_STATIC_ROUTES
  // is not handled yet by "string->option" conversion code:
  	"staticroutes" "\0"/* DHCP_STATIC_ROUTES  */
-+	"ip6rd" "\0"       /* DHCP_6RD            */
++	"ip6rd" "\0"       /* DHCP_6RD (RFC)      */
++	"ip6rd" "\0"       /* DHCP_6RD (Comcast)  */
  	"wpad" "\0"        /* DHCP_WPAD           */
  	;
  
-@@ -141,6 +143,7 @@ const uint8_t dhcp_option_lengths[] ALIG
+@@ -141,6 +145,7 @@ const uint8_t dhcp_option_lengths[] ALIG
  	[OPTION_S32] =     4,
  	/* Just like OPTION_STRING, we use minimum length here */
  	[OPTION_STATIC_ROUTES] = 5,
diff --git a/package/busybox/patches/524-udhcpc_renew.patch b/package/busybox/patches/524-udhcpc_renew.patch
index 2a7275534..2a8e1c144 100644
--- a/package/busybox/patches/524-udhcpc_renew.patch
+++ b/package/busybox/patches/524-udhcpc_renew.patch
@@ -1,6 +1,6 @@
 --- a/networking/udhcp/dhcpc.c
 +++ b/networking/udhcp/dhcpc.c
-@@ -711,7 +711,6 @@ static void perform_renew(void)
+@@ -793,7 +793,6 @@ static void perform_renew(void)
  		state = RENEW_REQUESTED;
  		break;
  	case RENEW_REQUESTED: /* impatient are we? fine, square 1 */