diff --git a/components/esp8266/lib/VERSION b/components/esp8266/lib/VERSION
index 6f895875..dd0d99be 100644
--- a/components/esp8266/lib/VERSION
+++ b/components/esp8266/lib/VERSION
@@ -1,10 +1,10 @@
 gwen:
-    crypto:     137694e
+    crypto:     a6e02f7
     espnow:     137694e
-    core:       ef2df9d
-    net80211:   52dd0c7
-    pp:         137694e
+    core:       a6e02f7
+    net80211:   a6e02f7
+    pp:         a6e02f7
     pwm:        0181338
     smartconfig:9ec59b5
-    wpa:        68ec0eb
+    wpa:        a6e02f7
     wps:        137694e
\ No newline at end of file
diff --git a/components/esp8266/lib/libcore.a b/components/esp8266/lib/libcore.a
index 4eab507c..dfd50bd2 100644
Binary files a/components/esp8266/lib/libcore.a and b/components/esp8266/lib/libcore.a differ
diff --git a/components/esp8266/lib/libcrypto.a b/components/esp8266/lib/libcrypto.a
index 0b88f17c..ad1b5fc5 100644
Binary files a/components/esp8266/lib/libcrypto.a and b/components/esp8266/lib/libcrypto.a differ
diff --git a/components/esp8266/lib/libnet80211.a b/components/esp8266/lib/libnet80211.a
index 290887ab..bb4b9606 100644
Binary files a/components/esp8266/lib/libnet80211.a and b/components/esp8266/lib/libnet80211.a differ
diff --git a/components/esp8266/lib/libpp.a b/components/esp8266/lib/libpp.a
index 899e01be..0d1abe81 100644
Binary files a/components/esp8266/lib/libpp.a and b/components/esp8266/lib/libpp.a differ
diff --git a/components/esp8266/lib/libwpa.a b/components/esp8266/lib/libwpa.a
index 37e96efa..b39ff96f 100644
Binary files a/components/esp8266/lib/libwpa.a and b/components/esp8266/lib/libwpa.a differ
diff --git a/components/spi_flash/src/spi_flash.c b/components/spi_flash/src/spi_flash.c
index cb630399..668afe9c 100644
--- a/components/spi_flash/src/spi_flash.c
+++ b/components/spi_flash/src/spi_flash.c
@@ -121,7 +121,6 @@ typedef struct {
     uint8_t dummy_bits;
 } spi_cmd_t;
 
-extern bool spi_flash_erase_sector_check(uint32_t);
 extern uint32_t esp_get_time();
 
 bool IRAM_ATTR spi_user_cmd(spi_cmd_dir_t mode, spi_cmd_t *p_cmd);
@@ -131,7 +130,6 @@ uint8_t en25q16x_read_sfdp();
 
 extern void pp_soft_wdt_stop(void);
 extern void pp_soft_wdt_restart(void);
-extern bool protect_flag ;
 
 esp_spi_flash_chip_t flashchip = {
     0x1640ef,
@@ -412,12 +410,6 @@ esp_err_t IRAM_ATTR spi_flash_erase_sector(size_t sec)
 {
     FLASH_INTR_DECLARE(c_tmp);
 
-    if (protect_flag == true)
-    {
-        if (false == spi_flash_erase_sector_check(sec))
-            return ESP_ERR_FLASH_OP_FAIL;
-    }
-
     esp_err_t ret;
 
     if (spi_flash_check_wr_protect() == false) {
@@ -897,9 +889,7 @@ esp_err_t IRAM_ATTR spi_flash_erase_range(size_t start_address, size_t size)
         return ESP_ERR_FLASH_OP_FAIL;
     }
 
-    if ((protect_flag == true
-            && false == spi_flash_erase_sector_check(start_address))
-            || spi_flash_check_wr_protect() == false) {
+    if (spi_flash_check_wr_protect() == false) {
         return ESP_ERR_FLASH_OP_FAIL;
     }