diff --git a/code-postprocessing/cocopp/findfiles.py b/code-postprocessing/cocopp/findfiles.py
index 1c0c17b1e..192630c82 100644
--- a/code-postprocessing/cocopp/findfiles.py
+++ b/code-postprocessing/cocopp/findfiles.py
@@ -120,7 +120,8 @@ def get_directory(directory, extract_files):
                         raise IOError(2, 'Some of the files cannot be extracted ' +
                                       'from "%s". The path is too long.' % directory)
 
-                    tar_file.extractall(dir_name, filter='data')
+                    try: tar_file.extractall(dir_name, filter='data')
+                    except TypeError: tar_file.extractall(dir_name)  # Windows
                     # TarFile.open handles tar.gz/tgz
                     print('    archive extracted to folder', dir_name, '...')
             directory = dir_name
diff --git a/code-postprocessing/cocopp/pproc.py b/code-postprocessing/cocopp/pproc.py
index 52e03503a..dcc617618 100644
--- a/code-postprocessing/cocopp/pproc.py
+++ b/code-postprocessing/cocopp/pproc.py
@@ -563,7 +563,7 @@ class DataSet(object):
         >>> def setup(infoFile):
         ...     if not os.path.exists(infoFile):
         ...         filename = cocopp.archives.bbob.get_one('2009/BIPOP-CMA-ES_hansen')
-        ...         tarfile.open(filename).extractall(cocopp.archives.bbob.local_data_path, filter='data')
+        ...         tarfile.open(filename).extractall(cocopp.archives.bbob.local_data_path)
         >>> infoFile = os.path.join(cocopp.archives.bbob.local_data_path, 'BIPOP-CMA-ES', 'bbobexp_f2.info')
         >>> print('get'); setup(infoFile) # doctest:+ELLIPSIS
         get...
@@ -670,7 +670,7 @@ class DataSet(object):
         >>> infoFile = os.path.join(cocopp.archives.bbob.local_data_path, 'BIPOP-CMA-ES', 'bbobexp_f2.info')
         >>> if not os.path.exists(infoFile):
         ...   filename = cocopp.archives.bbob.get_one('bbob/2009/BIPOP-CMA-ES_hansen')
-        ...   tarfile.open(filename).extractall(cocopp.archives.bbob.local_data_path, filter='data')
+        ...   tarfile.open(filename).extractall(cocopp.archives.bbob.local_data_path)
         >>> dslist = cocopp.load(infoFile)
           Data consistent according to consistency_check() in pproc.DataSet
         >>> dslist[2].instancenumbers