diff --git a/modules/icing/pirep_goes.py b/modules/icing/pirep_goes.py
index cee8e49c28729499cd1b0f6207cab5856128445b..d45fa102a6aca07d3a10f835452e9ecd5f008d48 100644
--- a/modules/icing/pirep_goes.py
+++ b/modules/icing/pirep_goes.py
@@ -342,6 +342,8 @@ def make_for_full_domain_predict(clvrx_file, name_list=l1b_ds_list):
     for didx, ds_name in enumerate(name_list):
         grd_dct[ds_name] = np.stack(grd_dct_n[ds_name])
 
+    h5f.close()
+
     return grd_dct, grd_dct[name_list[0]].shape[0]