diff --git a/internal/test_unit/xml/unit_grid_stat.xml b/internal/test_unit/xml/unit_grid_stat.xml
index ad070dff60..e0de304f80 100644
--- a/internal/test_unit/xml/unit_grid_stat.xml
+++ b/internal/test_unit/xml/unit_grid_stat.xml
@@ -296,7 +296,7 @@
       <pair><name>SEEPS_FLAG</name>      <value>BOTH</value></pair>
       <pair><name>SEEPS_P1_THRESH</name> <value>NA</value></pair>
       <pair><name>OUTPUT_PREFIX</name>   <value>SEEPS</value></pair>
-      <pair><name>SEEPS_GRID_CLIMO_NAME</name><value>&DATA_DIR_CLIMO;/seeps/PPT24_seepsweights_grid.nc</value></pair>
+      <pair><name>SEEPS_GRID_CLIMO_NAME</name><value>&DATA_DIR_CLIMO;/seeps/PPT24_seepsweights_grid_v12.0.nc</value></pair>
     </env>
     <param> \
       &DATA_DIR_MODEL;/seeps/gpm_2021120100_2021120200_trmmgrid.nc \
diff --git a/src/libcode/vx_seeps/seeps.h b/src/libcode/vx_seeps/seeps.h
index 2685cb5966..f38b3e375c 100644
--- a/src/libcode/vx_seeps/seeps.h
+++ b/src/libcode/vx_seeps/seeps.h
@@ -54,7 +54,7 @@ constexpr char var_name_ohfl_12[]   = "ohfl_12";
 constexpr char def_seeps_point_filename[] =
    "MET_BASE/climo/seeps/PPT24_seepsweights.nc";
 constexpr char def_seeps_grid_filename[] =
-   "MET_BASE/climo/seeps/PPT24_seepsweights_grid.nc";
+   "MET_BASE/climo/seeps/PPT24_seepsweights_grid_v12.0.nc";
 
 //density_radius = 0.75 degrees (83km; this is described as “the smallest possible
 // value that ensures approximately equal representation of all subregions of Europe”.)