diff --git a/ArduSub/config.h b/ArduSub/config.h
index f23d921934..3628f12f6e 100644
--- a/ArduSub/config.h
+++ b/ArduSub/config.h
@@ -182,7 +182,7 @@
 #endif
 
 #ifndef ACRO_YAW_P
-# define ACRO_YAW_P                4.5f
+# define ACRO_YAW_P                3.375f
 #endif
 
 #ifndef ACRO_LEVEL_MAX_ANGLE