diff --git a/components/esp8266/Kconfig b/components/esp8266/Kconfig
index 98900d5a..6fd3bba4 100644
--- a/components/esp8266/Kconfig
+++ b/components/esp8266/Kconfig
@@ -110,6 +110,15 @@ config TASK_WDT_TIMEOUT_S
     default 14 if TASK_WDT_TIMEOUT_14N
     default 15 if TASK_WDT_TIMEOUT_15N
 
+config WIFI_PPT_TASKSTACK_SIZE
+    int "ppT task stack size"
+    default 2048
+    range 2048 8192
+    help
+        Configure the "ppT task" stack size. This is the stack of the task
+        which calls promiscuous callback function. So if user's function is
+        complex, the stack must be set larger.
+
 endmenu
 
 menu WIFI
diff --git a/components/esp8266/lib/VERSION b/components/esp8266/lib/VERSION
index b70096dd..c59ddaff 100644
--- a/components/esp8266/lib/VERSION
+++ b/components/esp8266/lib/VERSION
@@ -1,7 +1,7 @@
 gwen:
     core:       103fbb8
     net80211:   103fbb8
-    pp:         103fbb8
+    pp:         760166c
     smartconfig:103fbb8
     wpa:        103fbb8
     espnow:     103fbb8
diff --git a/components/esp8266/lib/libpp.a b/components/esp8266/lib/libpp.a
index 6d2e8921..821de729 100644
Binary files a/components/esp8266/lib/libpp.a and b/components/esp8266/lib/libpp.a differ
diff --git a/components/esp8266/source/esp_wifi.c b/components/esp8266/source/esp_wifi.c
index 3433d801..2ba6817e 100644
--- a/components/esp8266/source/esp_wifi.c
+++ b/components/esp8266/source/esp_wifi.c
@@ -20,6 +20,8 @@
 #include "net/sockio.h"
 #include "phy.h"
 
+const size_t _g_esp_wifi_ppt_task_stk_size = CONFIG_WIFI_PPT_TASKSTACK_SIZE;
+
 esp_err_t esp_wifi_init_internal(const wifi_init_config_t *config);
 
 /**