diff --git a/.gitignore b/.gitignore
index da632fc91..844f3e259 100644
--- a/.gitignore
+++ b/.gitignore
@@ -17,3 +17,6 @@ _Resharper.DefinitelyTyped
 bin
 obj
 Properties
+
+# VIM backup files
+*~
diff --git a/knockout.validation/knockout.validation.d.ts b/knockout.validation/knockout.validation.d.ts
index c0346ed10..69cdc4a7d 100644
--- a/knockout.validation/knockout.validation.d.ts
+++ b/knockout.validation/knockout.validation.d.ts
@@ -3,7 +3,7 @@
 // Definitions by: Dan Ludwig <https://github.com/danludwig>
 // Definitions: https://github.com/borisyankov/DefinitelyTyped
 
-/// <reference path="../knockouot/knockout.d.ts" />
+/// <reference path="../knockout/knockout.d.ts" />
 
 interface KnockoutValidationGroupingOptions {
     deep?: bool;