diff --git a/modules/multiauth/templates/selectsource.twig b/modules/multiauth/templates/selectsource.twig
index 5d1e3793e93dc82d3752390d1ab24013aa6d560b..7b212cbd85858a893ab38085c3d03680a1eb611a 100644
--- a/modules/multiauth/templates/selectsource.twig
+++ b/modules/multiauth/templates/selectsource.twig
@@ -6,7 +6,7 @@
     <p>{{ '{multiauth:multiauth:select_source_text}'| trans }}</p>
 
     <form action="{{ selfUrl|escape('html') }}" method="get">
-        <input type="hidden" name="AuthState" value="{{ authstate|escape('html') }} ">
+        <input type="hidden" name="AuthState" value="{{ authstate|escape('html') }}">
         <ul>
         {% for key, source in sources %}
             {% set name = ('src-' ~ source.source64) %}