diff --git a/attributs.py b/attributs.py
index cbe4f19..9cee600 100644
--- a/attributs.py
+++ b/attributs.py
@@ -635,7 +635,7 @@ class ipsec(Attr):
     category = 'wifi'
 
     def parse_value(self, val):
-        if len(val) == 10:
+        if len(val) in [10, 22]:
             self.value = val
         else:
             val = u'auto'