diff --git a/.gitmodules b/.gitmodules
index 073401e..64b4bbf 100644
--- a/.gitmodules
+++ b/.gitmodules
@@ -1,6 +1,6 @@
 [submodule "ESP8266_RTOS_SDK"]
 	path = ESP8266_RTOS_SDK
-	url = https://github.com/espressif/ESP8266_RTOS_SDK
+	url = https://github.com/windowsair/ESP8266_RTOS_SDK.git
 [submodule "components/corsacOTA"]
 	path = components/corsacOTA
 	url = https://github.com/windowsair/corsacOTA.git