diff --git a/mama_cas/mixins.py b/mama_cas/mixins.py
index <HASH>..<HASH> 100644
--- a/mama_cas/mixins.py
+++ b/mama_cas/mixins.py
@@ -215,3 +215,4 @@ class LogoutUser(object):
 
             logout(request)
             messages.success(request, _("You have been successfully logged out"))
+            LOG.debug("Single sign-on session ended for %s" % request.user)
Explicitly log user logout event