diff --git a/.gitmodules b/.gitmodules
index dc37168..fe8c975 100644
--- a/.gitmodules
+++ b/.gitmodules
@@ -1,3 +1,3 @@
 [submodule "mcp-sdk"]
 	path = mcp-sdk
-	url = git@github.com:HappyLifeOk/universal-mcp-sdk.git
+	url = https://github.com/HappyLifeOk/universal-mcp-sdk.git