diff --git a/commands/commandenv.py b/commands/commandenv.py
index b9933924..000f6c45 100644
--- a/commands/commandenv.py
+++ b/commands/commandenv.py
@@ -10,8 +10,10 @@ def __init__(self, cmdenv):
 		self.cmdenv = cmdenv
 		self.summary, self.rows = {}, []
 
-	def render(self):
-		self.cmdenv._cmd.render(self)
+	def render(self, cmdenv=None, tdb=None):
+		cmdenv = cmdenv or self.cmdenv
+		tdb = tdb or cmdenv.tdb
+		cmdenv._cmd.render(self, cmdenv, tdb)
 
 
 class ResultRow(object):