diff --git a/doc/_templates/indexsidebar.html b/doc/_templates/indexsidebar.html
index 019b20fc1..db925c888 100644
--- a/doc/_templates/indexsidebar.html
+++ b/doc/_templates/indexsidebar.html
@@ -3,7 +3,7 @@
   {%trans%}project{%endtrans%}</p>
 
 <h3>Download</h3>
-{% if version.endswith('(hg)') %}
+{% if version.endswith('a0') %}
 <p>{%trans%}This documentation is for version <b>{{ version }}</b>, which is
   not released yet.{%endtrans%}</p>
 <p>{%trans%}You can use it from the