diff --git a/ArduCopter/config.h b/ArduCopter/config.h
index 5e7d45002c..5e206a8f90 100644
--- a/ArduCopter/config.h
+++ b/ArduCopter/config.h
@@ -103,27 +103,27 @@
 /////////////////////////////////////////////////////////////////////////////////
 // TradHeli defaults
 #if FRAME_CONFIG == HELI_FRAME
-  # define RC_FAST_SPEED 				125
+  # define RC_FAST_SPEED                125
   # define WP_YAW_BEHAVIOR_DEFAULT      WP_YAW_BEHAVIOR_LOOK_AHEAD
-  # define RATE_INTEGRATOR_LEAK_RATE 	0.02f
-  # define RATE_ROLL_D    				0
-  # define RATE_PITCH_D       			0
-  # define HELI_PITCH_FF				0
-  # define HELI_ROLL_FF					0
-  # define HELI_YAW_FF					0  
-  # define STABILIZE_THROTTLE			THROTTLE_MANUAL
+  # define RATE_INTEGRATOR_LEAK_RATE    0.02f
+  # define RATE_ROLL_D                  0
+  # define RATE_PITCH_D                 0
+  # define HELI_PITCH_FF                0
+  # define HELI_ROLL_FF                 0
+  # define HELI_YAW_FF                  0  
+  # define STABILIZE_THROTTLE           THROTTLE_MANUAL
   # define MPU6K_FILTER                 10
 #endif
 
 /////////////////////////////////////////////////////////////////////////////////
 // Y6 defaults
 #if FRAME_CONFIG == Y6_FRAME
-  # define RATE_ROLL_P    				0.1f
-  # define RATE_ROLL_D    				0.006f
-  # define RATE_PITCH_P    				0.1f
-  # define RATE_PITCH_D    				0.006f
-  # define RATE_YAW_P    				0.150f
-  # define RATE_YAW_I    				0.015f
+  # define RATE_ROLL_P                  0.1f
+  # define RATE_ROLL_D                  0.006f
+  # define RATE_PITCH_P                 0.1f
+  # define RATE_PITCH_D                 0.006f
+  # define RATE_YAW_P                   0.150f
+  # define RATE_YAW_I                   0.015f
 #endif