diff --git a/isso/js/app/config.js b/isso/js/app/config.js
index 08bdbde..a0230da 100644
--- a/isso/js/app/config.js
+++ b/isso/js/app/config.js
@@ -9,7 +9,7 @@ define(function() {
         "max-comments-nested": 5,
         "reveal-on-click": 5,
         "auth": false,
-        "signin": "",
+        "auth-sign-in-url": "",
         "avatar": true,
         "avatar-bg": "#f0f0f0",
         "avatar-fg": ["#9abf88", "#5698c4", "#e279a3", "#9163b6",
diff --git a/isso/js/app/text/postbox.jade b/isso/js/app/text/postbox.jade
index f0ad123..5e65df3 100644
--- a/isso/js/app/text/postbox.jade
+++ b/isso/js/app/text/postbox.jade
@@ -20,6 +20,6 @@ div(class='isso-postbox')
             +form('visibility: hidden;')
         else
             p=i18n('postbox-auth-required')
-                a(href='#{conf.signin}') #{i18n('postbox-auth-sign-in')}
+                a(href='#{conf["auth-sign-in-url"]}') #{i18n('postbox-auth-sign-in')}
     else
         +form('')