Fix reversed logic

weblate/html/engage.html

@@ -45,7 +45,7 @@
 <p>
 {% blocktrans with object.name as name and object.get_total as total and object.get_language_count as languages and object.get_absolute_url as url and object.get_translated_percent as percent%}Translation project for {{ name }} currently contains {{ total }} strings for translation and is <a href="{{ url }}">being translated into {{ languages }} languages</a>. Overall, these translations are {{ percent }}% complete.{% endblocktrans %}
 </p>
-{% if not user.is_authenticated %}
+{% if user.is_authenticated %}
 <p>
 {% blocktrans with object.name as name and object.get_total as total and object.get_absolute_url as url %}If you would like to contribute to translation of {{ name }}, just proceed to <a href="{{ url }}">translation section</a>.{% endblocktrans %}
 </p>