diff --git a/NEWS b/NEWS
index 17eeb8fbb..af23fc651 100644
--- a/NEWS
+++ b/NEWS
@@ -12,6 +12,7 @@ Bug fixes
  - [core] handle multi-valued mozillasecondemail attribute mapping
  - [core] avoid displaying empty signed emails when using GNU TLS (#4433)
  - [web] improve popup window detection in message viewer (#4518)
+ - [web] enable save button when editing the members of a list
 
 4.0.1 (2018-07-10)
 ------------------
diff --git a/UI/Templates/ContactsUI/UIxContactEditorTemplate.wox b/UI/Templates/ContactsUI/UIxContactEditorTemplate.wox
index 428327366..f7fecda64 100644
--- a/UI/Templates/ContactsUI/UIxContactEditorTemplate.wox
+++ b/UI/Templates/ContactsUI/UIxContactEditorTemplate.wox
@@ -461,6 +461,7 @@
               <md-contact-chips
                   class="sg-chips-autocomplete"
                   ng-model="editor.card.refs"
+                  ng-change="contactForm.$setDirty()"
                   md-contacts="editor.userFilter($query, editor.card.refs)"
                   md-contact-name="$$fullname"
                   md-contact-image="$$image"