diff --git a/static/templates/admin_tab.handlebars b/static/templates/admin_tab.handlebars
index 8ae885cd63..6d5fee4667 100644
--- a/static/templates/admin_tab.handlebars
+++ b/static/templates/admin_tab.handlebars
@@ -77,7 +77,7 @@
       <div id="realm_aliases_modal" class="modal hide fade" tabindex="-1" role="dialog" aria-labelledby="realm_aliases_modal_label" aria-hidden="true">
         <div class="modal-header">
           <button type="button" class="close" data-dismiss="modal" aria-hidden="true">×</button>
-          <h3 id="realm_aliases_modal_label">{{t "Allowed Domains" }}</h3>
+          <h3 id="realm_aliases_modal_label">{{t "Allowed domains" }}</h3>
         </div>
         <div class="modal-body">
           <table class="table table-condensed table-stripped" id="alias_table">
diff --git a/templates/zerver/help/restrict-user-email-addresses-to-certain-domains.md b/templates/zerver/help/restrict-user-email-addresses-to-certain-domains.md
index e55eacd2f1..499ea358a0 100644
--- a/templates/zerver/help/restrict-user-email-addresses-to-certain-domains.md
+++ b/templates/zerver/help/restrict-user-email-addresses-to-certain-domains.md
@@ -15,18 +15,18 @@ We allow administrators to block new users from signing up who are not in
          next to the checkbox.
 
 3. Domains can be added to the allowed domains list by clicking on the **Change domains**
-link next to the checkbox to reveal the **Allowed Domains** list. You
+link next to the checkbox to reveal the **Allowed domains** list. You
 can then add a domain to the list by typing the domain into the box underneath
 the list and clicking the **Add** button.
 
     !!! tip ""
-        Domains can be deleted from the **Allowed Domains** list by clicking the
+        Domains can be deleted from the **Allowed domains** list by clicking the
         **Delete** button next to a domain on the list. However, you must have
         at least one allowed domain if the **Users restricted to** option is
         enabled.
 
-5. Once you have made all your changes, exit out of the **Allowed Domains** list
+5. Once you have made all your changes, exit out of the **Allowed domains** list
  by clicking the x (<i class="icon-vector-remove"></i>) icon in the top
- right-hand corner of the **Allowed Domains** list. Then scroll down to the
+ right-hand corner of the **Allowed domains** list. Then scroll down to the
  bottom of the **Organization Settings** panel and click the **Save changes**
  button to save your changes.