diff --git a/app/views/registrar/registrar_nameservers/_form.html.erb b/app/views/registrar/registrar_nameservers/_form.html.erb
index 7d4935a53..64a3d9074 100644
--- a/app/views/registrar/registrar_nameservers/_form.html.erb
+++ b/app/views/registrar/registrar_nameservers/_form.html.erb
@@ -37,6 +37,7 @@
 
         <div class="col-md-3">
             <%= text_area_tag :ipv6, params[:ipv6], class: 'form-control' %>
+            <span class="help-block"><%= t '.ip_hint' %></span>
         </div>
     </div>
 
diff --git a/config/locales/registrar/registrar_nameservers.en.yml b/config/locales/registrar/registrar_nameservers.en.yml
index 6d783f564..b9e7cb2fa 100644
--- a/config/locales/registrar/registrar_nameservers.en.yml
+++ b/config/locales/registrar/registrar_nameservers.en.yml
@@ -6,6 +6,7 @@ en:
         replace_btn: Replace
 
       form:
+        ip_hint: One IP per line
         replace_btn: Replace nameserver
 
       update: