diff --git a/modules/angular2/src/core/application_common.ts b/modules/angular2/src/core/application_common.ts
index 2ddfc15bc0..718ef08bfe 100644
--- a/modules/angular2/src/core/application_common.ts
+++ b/modules/angular2/src/core/application_common.ts
@@ -230,7 +230,7 @@ export function platform(bindings?: Array<Type | Binding | any[]>): PlatformRef
  * reason, Angular creates exactly one global platform injector which stores all shared
  * services, and each angular application injector has the platform injector as its parent.
  *
- * Each application has its own private injector as well. When there are multipl
+ * Each application has its own private injector as well. When there are multiple
  * applications on a page, Angular treats each application injector's services as private
  * to that application.
  *