langflow-ai · iymh · Nov 27, 2025 · Nov 27, 2025 · Nov 27, 2025
diff --git a/src/backend/base/langflow/api/v2/mcp.py b/src/backend/base/langflow/api/v2/mcp.py
@@ -242,6 +242,12 @@ async def update_server(
         else:
             raise HTTPException(status_code=500, detail="Server not found.")
     else:
+        existing_config = server_list["mcpServers"].get(server_name, {})
+        if "env" in existing_config and "env" not in server_config:
+            server_config["env"] = existing_config["env"]
+        if "args" in existing_config and "args" not in server_config:
+            server_config["args"] = existing_config["args"]
+
         server_list["mcpServers"][server_name] = server_config
 
     # Remove the existing file

diff --git a/src/lfx/src/lfx/_assets/component_index.json b/src/lfx/src/lfx/_assets/component_index.json
diff --git a/uv.lock b/uv.lock