diff --git a/ArduPlane/ArduPlane.pde b/ArduPlane/ArduPlane.pde
index 2d327462d6..e90440ddaf 100644
--- a/ArduPlane/ArduPlane.pde
+++ b/ArduPlane/ArduPlane.pde
@@ -761,9 +761,8 @@ void setup() {
 void loop()
 {
     uint32_t timer = millis();
-    // We want this to execute at 50Hz, but synchronised with the gyro/accel
-    uint16_t num_samples = ins.num_samples_available();
-    if (num_samples >= 1) {
+    // We want this to execute at 50Hz, synchronised with the gyro/accel
+    if (ins.sample_available()) {
         delta_ms_fast_loop      = timer - fast_loopTimer_ms;
         G_Dt                = delta_ms_fast_loop * 0.001f;
         fast_loopTimer_ms   = timer;