diff --git a/Nasal/globals.nas b/Nasal/globals.nas
index c0b4644df..5573ab6d0 100644
--- a/Nasal/globals.nas
+++ b/Nasal/globals.nas
@@ -71,8 +71,8 @@ var interpolate = func(node, val...) {
 var setlistener = func(node, fun, init=0, runtime=1) {
     if(isa(node, props.Node)) node = node._g;
     var id = _setlistener(node, func {
-        arg[0] = props.wrapNode(arg[0], nil);
-        arg[1] = props.wrapNode(arg[1], nil);
+        arg[0] = props.wrapNode(arg[0]);
+        arg[1] = props.wrapNode(arg[1]);
         call(fun, arg);
     }, init, runtime);
     if(__.log_level <= 2) {