diff --git a/deluge/plugins/Blocklist/deluge/plugins/blocklist/core.py b/deluge/plugins/Blocklist/deluge/plugins/blocklist/core.py
index e73e7d7ef..4d793ed15 100644
--- a/deluge/plugins/Blocklist/deluge/plugins/blocklist/core.py
+++ b/deluge/plugins/Blocklist/deluge/plugins/blocklist/core.py
@@ -38,7 +38,7 @@ import os
 import time
 import logging
 from datetime import datetime, timedelta
-from wsgiref.handlers import format_date_time
+from email.utils import formatdate
 from urlparse import urljoin
 import shutil
 
@@ -323,7 +323,7 @@ class Core(CorePluginBase):
 
         headers = {}
         if self.config["last_update"] and not self.force_download:
-            headers['If-Modified-Since'] = format_date_time(self.config["last_update"])
+            headers['If-Modified-Since'] = formatdate(self.config["last_update"], usegmt=True)
 
         log.debug("Attempting to download blocklist %s", url)
         log.debug("Sending headers: %s", headers)
diff --git a/win32/deluge-bbfreeze.py b/win32/deluge-bbfreeze.py
index 8a5040357..d0f1a26a8 100644
--- a/win32/deluge-bbfreeze.py
+++ b/win32/deluge-bbfreeze.py
@@ -10,7 +10,7 @@ shutil.copy(python_path + "Scripts\deluge-console-script.py", python_path + "Scr
 
 
 from bbfreeze import Freezer
-f = Freezer("..\\build-win32\\deluge-bbfreeze-" + build_version, includes=("libtorrent", "gzip", "zipfile", "re", "socket", "struct", "cairo", "pangocairo", "atk", "pango", "wsgiref.handlers", "twisted.internet.utils", "gio", "gtk.glade"))
+f = Freezer("..\\build-win32\\deluge-bbfreeze-" + build_version, includes=("libtorrent", "gzip", "zipfile", "re", "socket", "struct", "cairo", "pangocairo", "atk", "pango", "twisted.internet.utils", "gio", "gtk.glade"))
 f.addScript(python_path + "Scripts\deluge.py", gui_only=False)
 f.addScript(python_path + "Scripts\deluged.py", gui_only=False)
 f.addScript(python_path + "Scripts\deluge-web.py", gui_only=False)