diff --git a/src/lib/template/templatizer.html b/src/lib/template/templatizer.html
index edc12c1a31..549bb8ee12 100644
--- a/src/lib/template/templatizer.html
+++ b/src/lib/template/templatizer.html
@@ -246,9 +246,7 @@
           template._forwardParentProp = this._forwardParentProp.bind(this);
         }
         this._extendTemplate(template, proto);
-        if (template != this) {
-          template._pathEffector = this._pathEffectorTemplate.bind(this);
-        }
+        template._pathEffector = this._pathEffectorImpl.bind(this, template);
       }
     },
 
@@ -306,22 +304,14 @@
     },
 
     // Overrides Base notify-path module
-    _pathEffector: function(path, value, fromAbove) {
-      if (this._forwardParentPath) {
-        if (path.indexOf(this._parentPropPrefix) === 0) {
-          this._forwardParentPath(path.substring(8), value);
-        }
-      }
-      Polymer.Base._pathEffector.apply(this, arguments);
-    },
-
-    // Overrides Base notify-path module (for non-PE templates)
-    _pathEffectorTemplate: function(path, value, fromAbove) {
+    _pathEffectorImpl: function(template, path, value, fromAbove) {
       if (this._forwardParentPath) {
         if (path.indexOf(this._parentPropPrefix) === 0) {
-          this._forwardParentPath(path.substring(8), value);
+          var subPath = path.substring(this._parentPropPrefix.length);
+          this._forwardParentPath(subPath, value);
         }
       }
+      Polymer.Base._pathEffector.call(template, path, value, fromAbove);
     },
 
     _constructorImpl: function(model, host) {