diff --git a/interface.html b/interface.html
index c132255..57d0e41 100644
--- a/interface.html
+++ b/interface.html
@@ -1354,6 +1354,7 @@ <h3><small>Apple developer account details and distribution certificates</small>
                     </p>
                   </div>
                   <div class="col-sm-8">
+                    <div class="alert alert-warning">Certificates generated for iOS last up to <u>12 months</u> and <strong>must be regenerated before they expire</strong>.</div>
                     <div class="radio radio-icon if-enterprise-credential">
                       <input type="radio" id="fl-ent-distribution-2" name="fl-ent-distribution" value="previous-file">
                       <label for="fl-ent-distribution-2">