diff --git a/cmd/harmony/default.go b/cmd/harmony/default.go
index 5ce30fa688..5f104cf2f6 100644
--- a/cmd/harmony/default.go
+++ b/cmd/harmony/default.go
@@ -157,7 +157,7 @@ var (
 )
 
 const (
-	defaultBroadcastInvalidTx = true
+	defaultBroadcastInvalidTx = false
 )
 
 func getDefaultHmyConfigCopy(nt nodeconfig.NetworkType) harmonyConfig {