diff --git a/theme/purecool.html b/theme/purecool.html
index ed1282b..a9231ab 100644
--- a/theme/purecool.html
+++ b/theme/purecool.html
@@ -1281,6 +1281,9 @@
     document.getElementById('password1').focus();
 <!--EncryptedEnd-->
 </script>
+<!--LoginStart-->
+<script src="?jsFile=sha1.min.js"></script>
+<!--LoginEnd-->
 <script src="https://cdn.jsdelivr.net/npm/ionicons@5.5.2/dist/ionicons/ionicons.js"></script>
 <!--customScript-->
 </html>