diff --git a/APMrover2/config.h b/APMrover2/config.h
index dbe575ae9a..fe5f99eaf4 100644
--- a/APMrover2/config.h
+++ b/APMrover2/config.h
@@ -137,10 +137,6 @@
   #define CRUISE_SPEED    2  // in m/s
 #endif
 
-#ifndef TURN_GAIN
-  #define TURN_GAIN       5
-#endif
-
 //////////////////////////////////////////////////////////////////////////////
 // Dataflash logging control
 //