diff --git a/demo/build.config.js b/demo/build.config.js
index 48a680a..97a0777 100644
--- a/demo/build.config.js
+++ b/demo/build.config.js
@@ -7,7 +7,8 @@
     'paths': {
         'es6': '../es6',
         'babel': '../node_modules/@babel/standalone/babel.min',
-        'babel-plugin-module-resolver': '../node_modules/babel-plugin-module-resolver-standalone/index'
+        'babel-plugin-module-resolver': '../node_modules/babel-plugin-module-resolver-standalone/index',
+        'lit-html': '../node_modules/lit-html/lit-html'
     },
 
     'exclude': ['babel', 'babel-plugin-module-resolver'],
diff --git a/demo/index.html b/demo/index.html
index 0a9f646..da0e15a 100644
--- a/demo/index.html
+++ b/demo/index.html
@@ -13,7 +13,8 @@
             paths: {
                 es6: '../es6',
                 babel: '../node_modules/@babel/standalone/babel.min',
-                'babel-plugin-module-resolver': '../node_modules/babel-plugin-module-resolver-standalone/index'
+                'babel-plugin-module-resolver': '../node_modules/babel-plugin-module-resolver-standalone/index',
+                'lit-html': '../node_modules/lit-html/lit-html'
             }
         });
     </script>
diff --git a/demo/src/class.js b/demo/src/class.js
index 22ff7ce..0054168 100644
--- a/demo/src/class.js
+++ b/demo/src/class.js
@@ -1,11 +1,16 @@
-import sum from 'src/sum';
+import sum from './sum';
+import { html, render } from 'lit-html';
 
 console.log( sum(1,2) );
 
 class A {
     constructor(a) {
-        console.log('Hello ' + a);
+        this.message = 'Hello ' + a;
+        console.log(this.message);
     }
 }
 
-new A('world!');
+const a = new A('world!');
+
+render(html`<br><br>
+${a.message}, 1 + 2 = ${sum(1,2)}!`, document.body);
diff --git a/package.json b/package.json
index 3526f7f..0fdd3d5 100644
--- a/package.json
+++ b/package.json
@@ -25,6 +25,7 @@
     "@babel/polyfill": "7.4.0",
     "@babel/standalone": "7.4.2",
     "babel-plugin-module-resolver-standalone": "0.0.1",
+    "lit-html": "^2.0.2",
     "requirejs": "^2.3.6"
   }
 }