diff --git a/src/assets/json/openapi.json b/src/assets/json/openapi.json
index 2fc7565..f8a4996 100644
--- a/src/assets/json/openapi.json
+++ b/src/assets/json/openapi.json
@@ -1336,7 +1336,7 @@
   "servers": [
     { "url": "https://mikun-testnet.tk:3001/", "description": "TESTNET" },
     { "url": "https://mikun-testnet2.tk:3001/", "description": "TESTNET" },
-    { "url": "https://2.dusan.gq:3001/", "description": "TESTNET" },
+    { "url": "https://2.dusanjp.com:3001/", "description": "TESTNET" },
     { "url": "https://symbolnode.blockchain-authn.app:3001/", "description": "MAINNET" },
     { "url": "https://node.symbol-community.com:3001/", "description": "MAINNET" }
   ],