diff --git a/CHANGELOG.md b/CHANGELOG.md
index 532ef3c1..1faea34f 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -12,6 +12,7 @@ and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0
 ### Deprecated 
 ### Removed
 ### Fixed
+- [issue/258](https://github.com/podaac/l2ss-py/issues/258): fix line 1206 so that ScanTime is what determines a GPM file 
 ### Security
 
 
diff --git a/podaac/subsetter/subset.py b/podaac/subsetter/subset.py
index 9a44e05b..2cd22ff6 100644
--- a/podaac/subsetter/subset.py
+++ b/podaac/subsetter/subset.py
@@ -537,10 +537,6 @@ def compute_time_variable_name(dataset: xr.Dataset, lat_var: xr.Variable, total_
     # first check if any variables are named 'time'
     for var_name in list(dataset.data_vars.keys()):
         var_name_time = var_name.strip(GROUP_DELIM).split(GROUP_DELIM)[-1]
-        print (var_name_time)
-        print (dataset[var_name].squeeze().dims)
-        print (lat_var.squeeze().dims)
-
         if len(dataset[var_name].squeeze().dims) == 0:
             continue
         if var_name not in total_time_vars and ('time' == var_name_time.lower() or 'timeMidScan' == var_name_time) and dataset[var_name].squeeze().dims[0] in lat_var.squeeze().dims:
@@ -1203,7 +1199,7 @@ def subset(file_to_subset: str, bbox: np.ndarray, output_file: str,
 
     if '.HDF5' == file_extension:
         # GPM files will have a timeMidScan time variable present
-        if 'timeMidScan' in [var.split('__')[-1] for var in list(nc_dataset.variables.keys())]:
+        if 'ScanTime' in [var.split('__')[-2] for var in list(nc_dataset.variables.keys())]:
             gc.change_var_dims(nc_dataset, variables)
             hdf_type = 'GPM'