diff --git a/ArduCopter/Copter.cpp b/ArduCopter/Copter.cpp
index 25ff7961ab..a939d9f7ec 100644
--- a/ArduCopter/Copter.cpp
+++ b/ArduCopter/Copter.cpp
@@ -127,6 +127,9 @@ const AP_Scheduler::Task Copter::scheduler_tasks[] = {
     SCHED_TASK(three_hz_loop,          3,     75),
     SCHED_TASK_CLASS(AP_ServoRelayEvents,  &copter.ServoRelayEvents,      update_events, 50,     75),
     SCHED_TASK_CLASS(AP_Baro,              &copter.barometer,           accumulate,      50,  90),
+#if AC_FENCE == ENABLED
+    SCHED_TASK_CLASS(AC_Fence,             &copter.fence,               update,          10, 100),
+#endif
 #if PRECISION_LANDING == ENABLED
     SCHED_TASK(update_precland,      400,     50),
 #endif