diff --git a/conf/airframes/esden/calib/aspirin_jtm.xml b/conf/airframes/esden/calib/aspirin_jtm.xml
index 0996441527..abc370b7c6 100644
--- a/conf/airframes/esden/calib/aspirin_jtm.xml
+++ b/conf/airframes/esden/calib/aspirin_jtm.xml
@@ -17,12 +17,12 @@
   <define name="ACCEL_Y_SENS" value="38.1066818314" integer="16"/>
   <define name="ACCEL_Z_SENS" value="39.5573406045" integer="16"/>
 
-  <define name="MAG_X_NEUTRAL" value="-25"/>
-  <define name="MAG_Y_NEUTRAL" value="-27"/>
-  <define name="MAG_Z_NEUTRAL" value="63"/>
-  <define name="MAG_X_SENS" value="3.24512717394" integer="16"/>
-  <define name="MAG_Y_SENS" value="3.23750376637" integer="16"/>
-  <define name="MAG_Z_SENS" value="3.43266589837" integer="16"/>
+  <define name="MAG_X_NEUTRAL" value="-87"/>
+  <define name="MAG_Y_NEUTRAL" value="52"/>
+  <define name="MAG_Z_NEUTRAL" value="204"/>
+  <define name="MAG_X_SENS" value="3.34721858441" integer="16"/>
+  <define name="MAG_Y_SENS" value="3.63594259705" integer="16"/>
+  <define name="MAG_Z_SENS" value="3.77850742818" integer="16"/>
   <define name="MAG_XY_SENS" value="0.0" integer="16"/>
   <define name="MAG_XZ_SENS" value="0.0" integer="16"/>
   <define name="MAG_YZ_SENS" value="0.0" integer="16"/>