diff --git a/ArduCopter/config.h b/ArduCopter/config.h
index 52ed4f1332..1c2176163e 100644
--- a/ArduCopter/config.h
+++ b/ArduCopter/config.h
@@ -590,3 +590,7 @@
 #ifndef CH_MODE_DEFAULT
  # define CH_MODE_DEFAULT   5
 #endif
+
+#ifndef TOY_MODE_ENABLED
+#define TOY_MODE_ENABLED DISABLED
+#endif