diff --git a/ArduCopter/make.inc b/ArduCopter/make.inc
index 85856c17a4..9f9c670161 100644
--- a/ArduCopter/make.inc
+++ b/ArduCopter/make.inc
@@ -64,3 +64,5 @@ LIBRARIES += AP_Beacon
 LIBRARIES += AP_Arming
 LIBRARIES += AP_VisualOdom
 LIBRARIES += AP_SmartRTL
+LIBRARIES += AP_Winch
+LIBRARIES += AP_WheelEncoder
diff --git a/ArduCopter/wscript b/ArduCopter/wscript
index 4c80445feb..f86ea66e95 100644
--- a/ArduCopter/wscript
+++ b/ArduCopter/wscript
@@ -33,6 +33,8 @@ def build(bld):
             'AP_Beacon',
             'AP_Arming',
             'AP_VisualOdom',
+            'AP_WheelEncoder',
+            'AP_Winch',
         ],
     )