diff --git a/mri_segment/test.sh b/mri_segment/test.sh
index cd91681b98b..cb5442d9abf 100755
--- a/mri_segment/test.sh
+++ b/mri_segment/test.sh
@@ -1,5 +1,5 @@
 #!/usr/bin/env bash
 source "$(dirname $0)/../test.sh"
 
-test_command mri_segment mri/brainmask.mgz wm_segment_out.mgz -wlo 80
-compare_vol wm_segment_out.mgz wm_segment_ref.mgz
\ No newline at end of file
+test_command mri_segment mri/brainmask.mgz wm_segment_out.mgz
+compare_vol wm_segment_out.mgz wm_segment_ref.mgz