diff --git a/binaries/data/mods/public/simulation/components/UnitMotionFlying.js b/binaries/data/mods/public/simulation/components/UnitMotionFlying.js
index 70c556b6d2..584df714dc 100644
--- a/binaries/data/mods/public/simulation/components/UnitMotionFlying.js
+++ b/binaries/data/mods/public/simulation/components/UnitMotionFlying.js
@@ -189,6 +189,11 @@ UnitMotionFlying.prototype.FaceTowardsPoint = function(x, z)
 	// Ignore this - angle is controlled by the target-seeking code instead
 };
 
+UnitMotionFlying.prototype.StopMoving = function()
+{
+	// Ignore this - we can never stop moving
+};
+
 UnitMotionFlying.prototype.SetDebugOverlay = function(enabled)
 {
 };