diff --git a/Tools/autotest/arduplane.py b/Tools/autotest/arduplane.py
index eb6237be40..ffcff890e3 100644
--- a/Tools/autotest/arduplane.py
+++ b/Tools/autotest/arduplane.py
@@ -692,7 +692,7 @@ class AutoTestPlane(AutoTest):
             self.progress("groundspeed and airspeed should be different (have=%f want=%f)" % (delta, want_delta))
             if delta > want_delta:
                 break
-        self.fly_home_land_and_disarm()
+        self.fly_home_land_and_disarm(timeout=240)
 
     def fly_home_land_and_disarm(self, timeout=120):
         filename = "flaps.txt"