diff --git a/Tools/ardupilotwaf/ardupilotwaf.py b/Tools/ardupilotwaf/ardupilotwaf.py
index 5ad40da9a6..f6be807c10 100644
--- a/Tools/ardupilotwaf/ardupilotwaf.py
+++ b/Tools/ardupilotwaf/ardupilotwaf.py
@@ -66,6 +66,7 @@ COMMON_VEHICLE_DEPENDENT_LIBRARIES = [
     'AP_SBusOut',
     'AP_IOMCU',
     'AP_RAMTRON',
+    'AP_RCProtocol',
 ]
 
 def get_legacy_defines(sketch_name):