diff --git a/parm/snow/obs/config/sfcsno_snow.yaml.j2 b/parm/snow/obs/config/sfcsno_snow.yaml.j2
index d8239261..960ea8f6 100644
--- a/parm/snow/obs/config/sfcsno_snow.yaml.j2
+++ b/parm/snow/obs/config/sfcsno_snow.yaml.j2
@@ -11,7 +11,7 @@
     obsdataout:
       engine:
         type: H5File
-        obsfile: '{{ DATA }}/obs/{{ OPREFIX }}sfcsno_snow.nc4'
+        obsfile: '{{ DATA }}/diags/diag_sfcsno_snow.nc4'
     simulated variables: [totalSnowDepth]
   obs operator:
     name: Composite