diff --git a/thundercore/testnet/override.yaml b/thundercore/testnet/override.yaml
index 3d2ec62c..2be87d22 100644
--- a/thundercore/testnet/override.yaml
+++ b/thundercore/testnet/override.yaml
@@ -26,7 +26,7 @@ rpc:
   ws:
     hostname: 0.0.0.0
     origins: '*'
-    port: 8546
+    port: 8545
     modules:
       - eth
       - thunder
@@ -65,4 +65,4 @@ profiling:
   port: 9998
 resourceMonitor:
   enable: true
-  interval: 10s
\ No newline at end of file
+  interval: 10s