diff --git a/lib/index.js b/lib/index.js
index 6c91fa5f..c5152bb7 100644
--- a/lib/index.js
+++ b/lib/index.js
@@ -9,15 +9,23 @@ export * from  './components/index';
 
 
 export function init(schemaUrl) {
-  SchemaManager.instance().load(schemaUrl)
-  .then(() => bootstrap(Redoc))
-  .then(
-    () => {
-      redocEvents.bootstrapped.next();
-      console.log('ReDoc bootstrapped!');
-    },
-    error => console.log(error)
-  );
+  var promise = new Promise(function(resolve, reject) {
+
+    SchemaManager.instance().load(schemaUrl)
+    .then(() => bootstrap(Redoc))
+    .then(
+      () => {
+        redocEvents.bootstrapped.next();
+        console.log('ReDoc bootstrapped!');
+        resolve();
+      },
+      error => {
+        console.log(error);
+        reject();
+      }
+    );
+  });
+  return promise;
 }
 
 window.Redoc = Redoc;