Index: samesite.py
==================================================================
--- samesite.py
+++ samesite.py
@@ -1,6 +1,6 @@
-#!/usr/bin/env python3.2
+#!/usr/bin/env python3.3
 
 import argparse, os
 parser = argparse.ArgumentParser()
 parser.add_argument('-c', '--config', dest = 'config', help = 'config file location', metavar = 'FILE', default = 'samesite.conf')
 args = parser.parse_args()
@@ -103,11 +103,11 @@
 
 		proxy_ignored = set([
 			'Accept', 'Accept-Charset', 'Accept-Encoding', 'Accept-Language',
 			'Cache-Control', 'Connection', 'Content-Length', 'Cookie',
 			'Host',
-			'If-Modified-Since', 'If-Unmodified-Since',
+			'If-Modified-Since', 'If-None-Match', 'If-Unmodified-Since',
 			'Referer',
 			'UA-CPU', 'User-Agent',
 			'Via',
 			'X-Forwarded-For', 'X-Last-HR', 'X-Last-HTTP-Status-Code', 'X-Old-UID', 'X-Removed', 'X-Real-IP', 'X-Retry-Count',
 		])