diff --git a/ArduCopter/make.inc b/ArduCopter/make.inc
index 1de1265ac3..b0a22fb8c8 100644
--- a/ArduCopter/make.inc
+++ b/ArduCopter/make.inc
@@ -39,7 +39,6 @@ LIBRARIES += AC_Loiter
 LIBRARIES += AC_Circle
 LIBRARIES += AP_Declination
 LIBRARIES += AC_Fence
-LIBRARIES += AC_Avoidance
 LIBRARIES += AP_Scheduler
 LIBRARIES += AP_RCMapper
 LIBRARIES += AP_Notify
diff --git a/ArduCopter/wscript b/ArduCopter/wscript
index 7471eb1452..834903b937 100644
--- a/ArduCopter/wscript
+++ b/ArduCopter/wscript
@@ -11,7 +11,6 @@ def build(bld):
             'AC_AttitudeControl',
             'AC_InputManager',
             'AC_Fence',
-            'AC_Avoidance',
             'AC_PID',
             'AC_PrecLand',
             'AC_Sprayer',