diff --git a/types/polymer/index.d.ts b/types/polymer/index.d.ts
index 569842066a..1b67f4c6d5 100644
--- a/types/polymer/index.d.ts
+++ b/types/polymer/index.d.ts
@@ -263,7 +263,7 @@ declare global {
       setAttribute(name: string, value: any):void;
 
       removeAttribute(name: string):void;
-        
+
       observeNodes(callback: (info: ObservedNodeInfo) => void): {};
 
       unobserveNodes(observer: {}): void;
@@ -340,6 +340,12 @@ declare global {
       whenLoaded(cb: Function): void;
     }
 
+    interface Templatizer {
+      templatize(template: HTMLTemplateElement, mutableData?: boolean): void;
+      stamp(model: {}): Base;
+      modelForElement: (elem: HTMLElement) => Base;
+    }
+
     interface PolymerStatic {
       Settings: Settings;
 
@@ -351,12 +357,14 @@ declare global {
 
       Class(prototype: Base | { new (): Base }): CustomElementConstructor;
 
-      RenderStatus: RenderStatus
+      RenderStatus: RenderStatus;
 
       ArraySplice: ArraySplice;
 
       /** @deprecated */
-      ImportStatus: ImportStatus
+      ImportStatus: ImportStatus;
+
+      Templatizer: Templatizer;
     }
   }
 
diff --git a/types/polymer/polymer-tests.ts b/types/polymer/polymer-tests.ts
index 2b6631ffb7..ce55ac325d 100644
--- a/types/polymer/polymer-tests.ts
+++ b/types/polymer/polymer-tests.ts
@@ -1,6 +1,8 @@
 Polymer({
   is: "my-element",
 
+  behaviors: [Polymer.Templatizer],
+
   properties: {
     prop1: String,
     prop2: {
@@ -24,6 +26,11 @@ Polymer({
   },
 
   ready: function () {
+    const template = Polymer.dom(this).querySelector('template');
+    if (template) {
+      this.templatize(template);
+      const instance = this.stamp({item: {}});
+    }
     this.textContent = 'My element!';
     this.$.name.textContent = this.name;
     this.serialize({});