diff --git a/iptc/version.py b/iptc/version.py
index f6a5157..6287353 100644
--- a/iptc/version.py
+++ b/iptc/version.py
@@ -1,4 +1,4 @@
 # -*- coding: utf-8 -*-
 
 __pkgname__ = "python-iptables"
-__version__ = "1.2.0"
+__version__ = "1.2.0.1"
diff --git a/iptc/xtables.py b/iptc/xtables.py
index 024779c..abdd6f2 100644
--- a/iptc/xtables.py
+++ b/iptc/xtables.py
@@ -108,7 +108,8 @@ class xt_option_entry(ct.Structure):
                 ("ptroff", ct.c_uint),
                 ("size", ct.c_size_t),
                 ("min", ct.c_uint),
-                ("max", ct.c_uint)]
+                ("max", ct.c_uint),
+                ("base", ct.c_uint)]
 
 
 class _U1(ct.Union):