diff --git a/utils/claude-mcp-manager/claude-mcp-toggle b/utils/claude-mcp-manager/claude-mcp-toggle
index 65dd8a1..17c1406 100644
--- a/utils/claude-mcp-manager/claude-mcp-toggle
+++ b/utils/claude-mcp-manager/claude-mcp-toggle
@@ -21,7 +21,7 @@ def load_config():
 
 def save_config(data):
     with open(CLAUDE_CONFIG, 'w') as f:
-        json.dump(data, f, indent=2)
+        json.dump(data, f, indent=2, ensure_ascii=False)
 
 def list_servers(project_path=None):
     data = load_config()