diff --git a/include/openthread-config-fuchsia.h b/include/openthread-config-fuchsia.h
index a21ebaf..d9dd290 100644
--- a/include/openthread-config-fuchsia.h
+++ b/include/openthread-config-fuchsia.h
@@ -139,14 +139,6 @@
 #define OPENTHREAD_CONFIG_LOG_LEVEL OT_LOG_LEVEL_NOTE
 
 /**
- * @def OPENTHREAD_CONFIG_MAC_JOIN_BEACON_VERSION
- *
- * The Beacon version to use when the beacon join flag is set.
- *
- */
-#define OPENTHREAD_CONFIG_MAC_JOIN_BEACON_VERSION 1
-
-/**
  * @def OPENTHREAD_CONFIG_IP6_MAX_EXT_MCAST_ADDRS
  *
  * The maximum number of supported IPv6 multicast addresses allows to be externally added.
@@ -170,7 +162,10 @@
  * Rx frame buffer in openthread
  *
  */
-#define OPENTHREAD_CONFIG_PLATFORM_RADIO_SPINEL_RX_FRAME_BUFFER_SIZE 24576
+#define OPENTHREAD_CONFIG_PLATFORM_RADIO_SPINEL_RX_FRAME_BUFFER_SIZE 65535
+
+// The number of outstanding message buffers allowed to be allocated.
+#define OPENTHREAD_CONFIG_NUM_MESSAGE_BUFFERS 512
 
 /**
  * @def OPENTHREAD_CONFIG_MLE_LINK_METRICS_SUBJECT_ENABLE