4 files changed, 6 insertions, 2 deletions

diff --git a/libmat/archive.py b/libmat/archive.py
index 7a71717..8a3fee9 100644
--- a/libmat/archive.py
+++ b/libmat/archive.py
@@ -1,7 +1,6 @@
 """ Take care of archives formats
 """
 
-import datetime
 import logging
 import os
 import shutil
@@ -14,7 +13,7 @@ import mat
 import parser
 
 # Zip files do not support dates older than 01/01/1980
-ZIP_EPOCH = (1980, 1, 1, 1, 0, 0)
+ZIP_EPOCH = (1980, 1, 1, 0, 0, 0)
 
 
 class GenericArchiveStripper(parser.GenericParser):
@@ -38,6 +37,11 @@ class GenericArchiveStripper(parser.GenericParser):
                 mat.secure_remove(path_file)
         shutil.rmtree(self.tempdir)
 
+    def _should_remove(self, key):
+        """ This method is not used, but since it's defined in
+        parser.GenericParser, we must implement it."""
+        pass
+
     def is_clean(self, list_unsupported=False):
         """ Virtual method to check for harmul metadata
         """
diff --git a/test/clean é.docx b/test/clean é.docx
index 727084e..9f450fc 100644
--- a/test/clean é.docx
+++ b/test/clean é.docx
diff --git a/test/clean é.odt b/test/clean é.odt
index 94032e8..1a54b92 100644
--- a/test/clean é.odt
+++ b/test/clean é.odt
diff --git a/test/clean é.zip b/test/clean é.zip
index c28f424..22b9f78 100644
--- a/test/clean é.zip
+++ b/test/clean é.zip