diff --git a/ArduCopter/config.h b/ArduCopter/config.h
index 97f37264d6..bd066a82fd 100644
--- a/ArduCopter/config.h
+++ b/ArduCopter/config.h
@@ -597,7 +597,7 @@
 # define NAV_I				0.03		// Lowerd from .25 - saw lots of overshoot.
 #endif
 #ifndef NAV_IMAX
-# define NAV_IMAX			20			// degrees
+# define NAV_IMAX			30			// degrees
 #endif
 
 #ifndef WAYPOINT_SPEED_MAX