diff --git a/site_ansto/instrument/tas/config/motors/motor_configuration.tcl b/site_ansto/instrument/tas/config/motors/motor_configuration.tcl
index b8f46acd..b60e16d4 100644
--- a/site_ansto/instrument/tas/config/motors/motor_configuration.tcl
+++ b/site_ansto/instrument/tas/config/motors/motor_configuration.tcl
@@ -510,7 +510,7 @@ Motor m1 $motor_driver_type [params \
   maxDecel 0.25\
   stepsPerX 100000\
   absEnc 1\
-  absEncHome 16189898\
+  absEncHome 16190612\
   cntsPerX -2048]
 m1 part crystal
 m1 long_name m1