diff --git a/setup.py b/setup.py
index 6e295c8..048db19 100755
--- a/setup.py
+++ b/setup.py
@@ -111,9 +111,11 @@ class build_man(NoOptionCommand):
                 info('compressing man page to %s', gzfile)
 
                 if not self.dry_run:
-                    compressed = gzip.open(gzfile, 'w', 9)
-                    compressed.write(manpage)
-                    compressed.close()
+                    with open(gzfile, 'wb') as file:
+                        with gzip.GzipFile(fileobj=file, mode='wb', filename='', mtime=0, compresslevel=9) as compressed:
+                            compressed.write(manpage)
+                            compressed.close()
+                            file.close()
 
 class update_translator_credits(NoOptionCommand):
     description = 'Examine the git history to produce an updated metadata file.'