diff --git a/libraries/helpers/mag_cal b/libraries/helpers/mag_cal
index a3391af..e8ed9c4 160000
--- a/libraries/helpers/mag_cal
+++ b/libraries/helpers/mag_cal
@@ -1 +1 @@
-Subproject commit a3391af2831ba4cb2507abf74f90dd69e33ff50a
+Subproject commit e8ed9c43894dfebe8ad7a94f62c8abe154339e87