diff --git a/src/lib/template/templatizer.html b/src/lib/template/templatizer.html
index 1406b8f579..299b6c5e4e 100644
--- a/src/lib/template/templatizer.html
+++ b/src/lib/template/templatizer.html
@@ -297,7 +297,7 @@
     },
 
     _constructorImpl: function(model, host) {
-      this._rootDataHost = host._getRootDataHost() || host;
+      this._rootDataHost = host._getRootDataHost();
       this._setupConfigure(model);
       this._pushHost(host);
       this.root = this.instanceTemplate(this._template);