diff --git a/rpc/client_test.go b/rpc/client_test.go
index 5b1f96035..5d301a07a 100644
--- a/rpc/client_test.go
+++ b/rpc/client_test.go
@@ -427,7 +427,7 @@ func TestClientNotificationStorm(t *testing.T) {
 	}
 
 	doTest(8000, false)
-	doTest(23000, true)
+	doTest(24000, true)
 }
 
 func TestClientSetHeader(t *testing.T) {