diff --git a/roles/taskotron/buildmaster-configure/templates/taskotron.master.cfg.j2 b/roles/taskotron/buildmaster-configure/templates/taskotron.master.cfg.j2
index e57cfd075d..dbddad051e 100644
--- a/roles/taskotron/buildmaster-configure/templates/taskotron.master.cfg.j2
+++ b/roles/taskotron/buildmaster-configure/templates/taskotron.master.cfg.j2
@@ -273,7 +273,7 @@ def html_message_formatter(mode, name, build, results, master_status):
                 if log.getName() == 'stdio':
                     break
 
-            name = "%s.%s" % (step).getName(), log.getName())
+            name = "%s.%s" % (step.getName(), log.getName())
             status, dummy = log.getStep().getResults()
             content = log.getText().splitlines() # Note: can be VERY LARGE
             url = u'%s/steps/%s/logs/%s' % (master_status.getURLForThing(build),