diff --git a/src/hdf5_lib.py b/src/hdf5_lib.py
index bf1dc01..8a56ab7 100644
--- a/src/hdf5_lib.py
+++ b/src/hdf5_lib.py
@@ -21,10 +21,10 @@ import logging
 # Define mapping from extension to their file reader
 
 ext_to_reader_dict = {'.ibw': g5505f_reader.read_xps_ibw_file_as_dict,
-                      '.txt': g5505f_reader.read_txt_files_as_dict,
-                      '.TXT': g5505f_reader.read_txt_files_as_dict,
-                      '.dat': g5505f_reader.read_txt_files_as_dict,
-                      '.h5': g5505f_reader.copy_file_in_group}
+                      '.txt': lambda a1: g5505f_reader.read_txt_files_as_dict(a1,False),
+                      '.TXT': lambda a1: g5505f_reader.read_txt_files_as_dict(a1,False),
+                      '.dat': lambda a1: g5505f_reader.read_txt_files_as_dict(a1,False),
+                      '.h5': lambda a1,a2,a3: g5505f_reader.copy_file_in_group(a1,a2,a3,False)}
 
 def progressBar(count_value, total, suffix=''):
     bar_length = 100
@@ -430,9 +430,10 @@ def create_hdf5_file_from_filesystem_path(output_filename : str,
                         logging.error('Fail to transfer %s into HDF5: %s',os.path.join(dirpath,filename),inst)
                     
                 else:
-                    ext_to_reader_dict[file_ext](source_file_path = os.path.join(dirpath,filename), 
-                                                dest_file_obj = h5file, 
-                                                dest_group_name = group_name +'/'+filename)
+                    source_file_path = os.path.join(dirpath,filename)
+                    dest_file_obj = h5file
+                    dest_group_name = f'{group_name}/{filename}' #group_name +'/'+filename
+                    ext_to_reader_dict[file_ext](source_file_path, dest_file_obj, dest_group_name)
 
             # Update the progress bar and log the end message
             progressBar(dir_number, number_of_dirs, end_message)