diff --git a/ArduCopter/config.h b/ArduCopter/config.h
index 3578866625..7b19dd88ce 100644
--- a/ArduCopter/config.h
+++ b/ArduCopter/config.h
@@ -894,6 +894,11 @@
 #ifndef CROSSTRACK_GAIN
  # define CROSSTRACK_GAIN       .2
 #endif
+#ifndef CROSSTRACK_MIN_DISTANCE
+ # define CROSSTRACK_MIN_DISTANCE       15
+#endif
+
+
 
 
 //////////////////////////////////////////////////////////////////////////////