diff --git a/wifi/1.6/IWifiRttController.hal b/wifi/1.6/IWifiRttController.hal
index 0db1d2c..a08f7e4 100644
--- a/wifi/1.6/IWifiRttController.hal
+++ b/wifi/1.6/IWifiRttController.hal
@@ -20,6 +20,7 @@
 import @1.0::WifiStatus;
 import @1.4::IWifiRttController;
 import IWifiRttControllerEventCallback;
+
 /**
  * Interface used to perform RTT(Round trip time) operations.
  */