diff --git a/Tools/autotest/arducopter.py b/Tools/autotest/arducopter.py
index a5f1abe00c..91d211356f 100644
--- a/Tools/autotest/arducopter.py
+++ b/Tools/autotest/arducopter.py
@@ -3521,6 +3521,7 @@ class AutoTestCopter(AutoTest):
     def disabled_tests(self):
         return {
             "Parachute": "See https://github.com/ArduPilot/ardupilot/issues/4702",
+            "HorizontalAvoidFence": "See https://github.com/ArduPilot/ardupilot/issues/11525",
         }
 
 class AutoTestHeli(AutoTestCopter):