diff --git a/README.md b/README.md
index 5061aa6..1c2f17a 100644
--- a/README.md
+++ b/README.md
@@ -66,7 +66,7 @@ SPIFFS              | ❌              | ❌
 BLE                 | -              | ❌
 NTP                 | ❌              | ❌
 OTA                 | ✔️             | ✔️
-MDNS                | ✔️             | BK7231T only
+MDNS                | ✔️             | ✔️
 MQTT                | ✅              | ❌
 SD                  | ❌              | ❌
 
diff --git a/platform/beken-72xx/config/lwipopts.h b/platform/beken-72xx/config/lwipopts.h
index ed0552d..c60d282 100644
--- a/platform/beken-72xx/config/lwipopts.h
+++ b/platform/beken-72xx/config/lwipopts.h
@@ -8,8 +8,12 @@
 
 // mDNS support
 #undef MEMP_NUM_UDP_PCB
-#define LWIP_NUM_NETIF_CLIENT_DATA 1
+#define LWIP_NUM_NETIF_CLIENT_DATA 2
 #define MEMP_NUM_UDP_PCB		   (MAX_SOCKETS_UDP + 2 + 1)
 
 #define ip_addr	  ip4_addr
 #define ip_addr_t ip4_addr_t
+
+// increase TCP/IP thread stack size (was 512)
+#undef TCPIP_THREAD_STACKSIZE
+#define TCPIP_THREAD_STACKSIZE 1024