diff --git a/lib/request/basic.py b/lib/request/basic.py
index f6097f13e..c9c7658cf 100644
--- a/lib/request/basic.py
+++ b/lib/request/basic.py
@@ -99,9 +99,9 @@ def checkCharEncoding(encoding):
     # http://www.destructor.de/charsets/index.htm
     translate = { 'windows-874': 'iso-8859-11', 'en_us': 'utf8', 'macintosh': 'iso-8859-1', 'euc_tw': 'big5_tw' }
 
-    for delimiter in (';', ','):
+    for delimiter in (';', ',', '('):
         if delimiter in encoding:
-            encoding = encoding[:encoding.find(delimiter)]
+            encoding = encoding[:encoding.find(delimiter)].strip()
 
     # popular typos/errors
     if '8858' in encoding: