diff --git a/PARAM/HMS/DC/hdc_tracking.param b/PARAM/HMS/DC/hdc_tracking.param
index 19fb4138d44839956b57b39500661d849c7c9de0..6d1c78595805b75d3e2ca24de99c625855d528af 100644
--- a/PARAM/HMS/DC/hdc_tracking.param
+++ b/PARAM/HMS/DC/hdc_tracking.param
@@ -16,8 +16,12 @@ hdc_tdc_time_per_channel = -0.10
 
 ; Zero time correction for each plane in ns that is added to TDC time.
 ; From SANE.
-hdc_plane_time_zero =  1309.36, 1312.62, 1300.6, 1305.36, 1307.75, 1305.64
-                       1303.28, 1305.77, 1300.24, 1300.45, 1311.34, 1301.44
+
+hdc_plane_time_zero =  1312.50,1316.50,1310.8,1313.0,1311.45,1312.76,
+                      1315.0,1313.40,1310.8,1312.0,1317.4,1313.5
+
+
+
 
 ; For wire velocity corrections.
 ; From SANE.