diff --git a/conf/access-control.xml b/conf/access-control.xml
index 831858a..ff7b36f 100644
--- a/conf/access-control.xml
+++ b/conf/access-control.xml
@@ -30,7 +30,7 @@
     
         <entry key="AccessByIPAddress">
             <bean id="AccessByIPAddress" parent="shibboleth.IPRangeAccessControl"
-                p:allowedRanges="#{ {'127.0.0.1/32', '::1/128', '172.17.0.0/24', '172.18.0.0/24'} }" />
+                p:allowedRanges="#{ {'127.0.0.1/32', '::1/128', '172.17.0.0/24', '172.18.0.0/24', '10.255.0.0/16'} }" />
         </entry>
         
         <!--