diff --git a/src/hostinfo.py b/src/hostinfo.py
index 1e71f6bf3ddcb3d6e1c2b305d4477a865040fa5a..10c84f4fc94852ba21151e14bb1ad57e4f3abd89 100755
--- a/src/hostinfo.py
+++ b/src/hostinfo.py
@@ -292,7 +292,7 @@ if __name__ == '__main__':
 
     if options.dhcpd6:
         file["%s/dhcpd6.conf" % options.dhcpd6] = (
-            hostinfo.dhcpd_ipv6.generate(tree, options))
+            hostinfo.dhcpd_ipv6.generate(tree, options), None)
         pass
             
     if options.ethers: