diff --git a/libraries/AP_HAL_VRBRAIN/UARTDriver.cpp b/libraries/AP_HAL_VRBRAIN/UARTDriver.cpp
index 3d4ee4202f..c1cd3ae14f 100644
--- a/libraries/AP_HAL_VRBRAIN/UARTDriver.cpp
+++ b/libraries/AP_HAL_VRBRAIN/UARTDriver.cpp
@@ -26,9 +26,9 @@ VRBRAINUARTDriver::VRBRAINUARTDriver(const char *devpath, const char *perf_name)
 	_devpath(devpath),
     _fd(-1),
     _baudrate(57600),
-    _perf_uart(perf_alloc(PC_ELAPSED, perf_name)),
     _initialised(false),
     _in_timer(false),
+    _perf_uart(perf_alloc(PC_ELAPSED, perf_name)),
     _flow_control(FLOW_CONTROL_DISABLE)
 {
 }