diff --git a/simc/shms/hut.inc b/simc/shms/hut.inc
index 3680e450507a6a036d81046cc8ff8e36eff4be65..b6f6456e4a909af5e4e2876a1c00d92db1a22aad 100755
--- a/simc/shms/hut.inc
+++ b/simc/shms/hut.inc
@@ -122,8 +122,8 @@ c   planes will be two sets of 2u,2v,2x but need to mock it by 2 sets of 4x,2y
 c      planes 2 and 5 in group of 6 are y planes
 c	real*8 hdc_sigma(1:12)/	0.024,0.014,0.024,0.017,0.014,0.017,
 c     >				0.024,0.014,0.024,0.017,0.014,0.017/
-	real*8 hdc_sigma(1:12)/	0.020,0.020,0.020,0.020,0.020,0.020,
-     >				0.020,0.020,0.020,0.020,0.020,0.020/
+	real*8 hdc_sigma(1:12)/	0.030,0.030,0.030,0.030,0.030,0.030,
+     >				0.030,0.030,0.030,0.030,0.030,0.030/
 
 C Wire plane positions, construct hdc_zpos array using these parameters