diff --git a/doc/_templates/indexsidebar.html b/doc/_templates/indexsidebar.html
index 5093b491a..a61725f5f 100644
--- a/doc/_templates/indexsidebar.html
+++ b/doc/_templates/indexsidebar.html
@@ -7,7 +7,7 @@ Index</a>, or install it with:</p>
 
 <h3>Questions? Suggestions?</h3>
 
-<p>Join the <a href=http://groups.google.com/group/sphinx-dev">Google group</a>
+<p>Join the <a href="http://groups.google.com/group/sphinx-dev">Google group</a>
 or come to the <tt>#python-docs</tt> channel on FreeNode.</p>
 <p>You can also open a bug at Python's <a href="http://bugs.python.org/">bug
 tracker</a>, using the "Documentation tools" category.</p>