diff --git a/modules/@angular/http/src/static_response.ts b/modules/@angular/http/src/static_response.ts
index 892edaa743..199fd08af5 100644
--- a/modules/@angular/http/src/static_response.ts
+++ b/modules/@angular/http/src/static_response.ts
@@ -36,7 +36,7 @@ import {Headers} from './headers';
  */
 export class Response extends Body {
   /**
-   * One of "basic", "cors", "default", "error, or "opaque".
+   * One of "basic", "cors", "default", "error", or "opaque".
    *
    * Defaults to "default".
    */