diff --git a/ArduPlane/wscript b/ArduPlane/wscript
index 53c9021c2b..d25dd0f399 100644
--- a/ArduPlane/wscript
+++ b/ArduPlane/wscript
@@ -21,7 +21,6 @@ def build(bld):
             'AC_WPNav',
             'AC_AttitudeControl',
             'AP_Motors',
-            'AC_PID',
             'AP_Stats',
             'AP_Landing',
             'AP_Beacon',