diff --git a/Tools/autotest/ArduCopter.parm b/Tools/autotest/ArduCopter.parm
index 45742f3a724b0d5431cc4cb2845b45ea5487f1d9..c687de355a96bf001893f0b2e7025112efe5ee9d 100644
--- a/Tools/autotest/ArduCopter.parm
+++ b/Tools/autotest/ArduCopter.parm
@@ -1,7 +1,6 @@
 FRAME		0
 MAG_ENABLE	1
 LOG_BITMASK	4095
-COMPASS_DEC	0.211
 RC1_MAX         2000.000000
 RC1_MIN         1000.000000
 RC1_TRIM        1500.000000
diff --git a/Tools/autotest/ArduPlane.parm b/Tools/autotest/ArduPlane.parm
index 7a951080563d28cab041180ebcd46045bff01191..bad1c82b82c20a7c3865fdcb04e60a5df9b7141e 100644
--- a/Tools/autotest/ArduPlane.parm
+++ b/Tools/autotest/ArduPlane.parm
@@ -9,7 +9,6 @@ ARSPD_FBW_MAX   30
 ARSPD_FBW_MIN   10
 KFF_RDDRMIX     0.5
 KFF_PTCHCOMP    0.3
-COMPASS_DEC	0.211
 THR_MAX		100
 HDNG2RLL_D      0.5
 HDNG2RLL_I      0.01