diff --git a/libraries/AP_OpticalFlow/examples/AP_OpticalFlow_test/AP_OpticalFlow_test.pde b/libraries/AP_OpticalFlow/examples/AP_OpticalFlow_test/AP_OpticalFlow_test.pde
index 179c19a03d..f6f2d3a0ef 100644
--- a/libraries/AP_OpticalFlow/examples/AP_OpticalFlow_test/AP_OpticalFlow_test.pde
+++ b/libraries/AP_OpticalFlow/examples/AP_OpticalFlow_test/AP_OpticalFlow_test.pde
@@ -32,7 +32,7 @@
 
 const AP_HAL::HAL& hal = AP_HAL_BOARD_DRIVER;
 
-AP_InertialSensor_HIL ins;
+AP_InertialSensor ins;
 AP_Baro_HIL baro;
 
 // GPS declaration