diff --git a/components/esp32/Kconfig b/components/esp32/Kconfig
index 4cd8e53f0..a7db4a9a8 100644
--- a/components/esp32/Kconfig
+++ b/components/esp32/Kconfig
@@ -573,8 +573,8 @@ config ESP32_WIFI_STATIC_RX_BUFFER_NUM
 config ESP32_WIFI_DYNAMIC_RX_BUFFER_NUM
     int "Max number of WiFi dynamic RX buffers"
     depends on WIFI_ENABLED
-    range 0 64
-    default 0
+    range 0 128
+    default 64
     help
         Set the number of WiFi dynamic rx buffers, 0 means no limitation for dynamic rx buffer
         allocation. The size of dynamic rx buffers is not fixed.
diff --git a/components/esp32/lib b/components/esp32/lib
index 7558b83e9..53aac75af 160000
--- a/components/esp32/lib
+++ b/components/esp32/lib
@@ -1 +1 @@
-Subproject commit 7558b83e906589cb8491a894fd8e6f8c1f6554b6
+Subproject commit 53aac75afe219af9feca42aca7f1126d394844c9