diff --git a/esp_flasher/const.py b/esp_flasher/const.py
index 1027340..763f67f 100644
--- a/esp_flasher/const.py
+++ b/esp_flasher/const.py
@@ -1,6 +1,6 @@
 import re
 
-__version__ = "2.2.0"
+__version__ = "2.2.1"
 
 ESP32_DEFAULT_OTA_DATA = (
     "https://raw.githubusercontent.com/Jason2866/ESP_Flasher/factory/"