diff --git a/application/views/scripts/authentication/login.phtml b/application/views/scripts/authentication/login.phtml
index a40448dfb..fe3ab5e3b 100644
--- a/application/views/scripts/authentication/login.phtml
+++ b/application/views/scripts/authentication/login.phtml
@@ -1,7 +1,7 @@
  <div id="login">
   <div class="logo">
    <div class="image">
-    <img src="<?= $this->baseUrl('img/logo_icinga_big.png') ?>" >
+    <img src="<?= $this->baseUrl('img/logo_icinga_big.png') ?>" alt="<?= t('The Icinga logo') ?>" >
    </div>
   </div>
   <div class="form" data-base-target="layout">