diff --git a/setup/templates/steps/compose/03_expose.html b/setup/templates/steps/compose/03_expose.html
index b00ce7d7..6fcada29 100644
--- a/setup/templates/steps/compose/03_expose.html
+++ b/setup/templates/steps/compose/03_expose.html
@@ -33,8 +33,7 @@ avoid generic all-interfaces addresses like <code>0.0.0.0</code> or <code>::</co
   <p><span class="label label-danger">Read this:</span> Docker currently does not expose the IPv6 ports properly, as it does not interface with <code>ip6tables</code>. Read <a href="https://mailu.io/{{ version }}/faq.html#how-to-make-ipv6-work">FAQ section</a> and be <b>very careful</b>. We do <b>NOT</b> recommend that you enable this!</p>
   <label>IPv6 listen address</label>
 <!--   Validates IPv6 address -->
-  <input class="form-control" type="text" name="bind6" value="::1"
-  		pattern="^s*((([0-9A-Fa-f]{1,4}:){7}([0-9A-Fa-f]{1,4}|:))|(([0-9A-Fa-f]{1,4}:){6}(:[0-9A-Fa-f]{1,4}|((25[0-5]|2[0-4]d|1dd|[1-9]?d)(.(25[0-5]|2[0-4]d|1dd|[1-9]?d)){3})|:))|(([0-9A-Fa-f]{1,4}:){5}(((:[0-9A-Fa-f]{1,4}){1,2})|:((25[0-5]|2[0-4]d|1dd|[1-9]?d)(.(25[0-5]|2[0-4]d|1dd|[1-9]?d)){3})|:))|(([0-9A-Fa-f]{1,4}:){4}(((:[0-9A-Fa-f]{1,4}){1,3})|((:[0-9A-Fa-f]{1,4})?:((25[0-5]|2[0-4]d|1dd|[1-9]?d)(.(25[0-5]|2[0-4]d|1dd|[1-9]?d)){3}))|:))|(([0-9A-Fa-f]{1,4}:){3}(((:[0-9A-Fa-f]{1,4}){1,4})|((:[0-9A-Fa-f]{1,4}){0,2}:((25[0-5]|2[0-4]d|1dd|[1-9]?d)(.(25[0-5]|2[0-4]d|1dd|[1-9]?d)){3}))|:))|(([0-9A-Fa-f]{1,4}:){2}(((:[0-9A-Fa-f]{1,4}){1,5})|((:[0-9A-Fa-f]{1,4}){0,3}:((25[0-5]|2[0-4]d|1dd|[1-9]?d)(.(25[0-5]|2[0-4]d|1dd|[1-9]?d)){3}))|:))|(([0-9A-Fa-f]{1,4}:){1}(((:[0-9A-Fa-f]{1,4}){1,6})|((:[0-9A-Fa-f]{1,4}){0,4}:((25[0-5]|2[0-4]d|1dd|[1-9]?d)(.(25[0-5]|2[0-4]d|1dd|[1-9]?d)){3}))|:))|(:(((:[0-9A-Fa-f]{1,4}){1,7})|((:[0-9A-Fa-f]{1,4}){0,5}:((25[0-5]|2[0-4]d|1dd|[1-9]?d)(.(25[0-5]|2[0-4]d|1dd|[1-9]?d)){3}))|:)))(%.+)?s*(\/([0-9]|[1-9][0-9]|1[0-1][0-9]|12[0-8]))?$">
+  <input class="form-control" type="text" name="bind6" value="::1" >
   <label>Subnet of the docker network. This should not conflict with any networks to which your system is connected. (Internal and external!)</label>
   <input class="form-control" type="text" name="subnet6" required value="{{ subnet6 }}:beef::/64">
 </div>