diff --git a/knockout/knockout.d.ts b/knockout/knockout.d.ts
index b8db00e3c..a400ad0bf 100644
--- a/knockout/knockout.d.ts
+++ b/knockout/knockout.d.ts
@@ -544,6 +544,8 @@ interface KnockoutStatic {
 
         writeValue(element: HTMLElement, value: any): void;
     };
+
+    components: KnockoutComponents ;
 }
 
 interface KnockoutBindingProvider {