diff --git a/server/bin_dev/web3sign/config/web3sign.cluster.json b/server/bin_dev/web3sign/config/web3sign.cluster.json
index fbb89a1..f3bc76b 100644
--- a/server/bin_dev/web3sign/config/web3sign.cluster.json
+++ b/server/bin_dev/web3sign/config/web3sign.cluster.json
@@ -1,7 +1,7 @@
 [
   {
     "instance_id" : 1,
-    "listen_port": 8674,
+    "listen_port": 7672,
     "nets": [
       421613
     ]