diff --git a/knockout.rx/knockout.rx-tests.ts b/knockout.rx/knockout.rx-tests.ts
index 674e9bb6a..21a0a5248 100644
--- a/knockout.rx/knockout.rx-tests.ts
+++ b/knockout.rx/knockout.rx-tests.ts
@@ -1,6 +1,6 @@
 /// <reference path="knockout.rx.d.ts"/>
 
-var ax: Rx.IObservable<number>;
+var ax: Rx.Observable<number>;
 
 var ao = ax.toKoObservable();
 
diff --git a/knockout.rx/knockout.rx.d.ts b/knockout.rx/knockout.rx.d.ts
index 2822b12f4..f897bc761 100644
--- a/knockout.rx/knockout.rx.d.ts
+++ b/knockout.rx/knockout.rx.d.ts
@@ -7,20 +7,20 @@
 /// <reference path="../rx.js/rx.d.ts"/>
 
 interface KnockoutSubscribableFunctions<T> {
-	toObservable(event?: string): Rx.IObservable<T>;
-	toObservable<TEvent>(event: string): Rx.IObservable<TEvent>;
+	toObservable(event?: string): Rx.Observable<T>;
+	toObservable<TEvent>(event: string): Rx.Observable<TEvent>;
 }
 
 interface KnockoutObservableFunctions<T> {
-	toObservableWithReplyLatest(): Rx.IObservable<T>;
+	toObservableWithReplyLatest(): Rx.Observable<T>;
 }
 
 interface KnockoutComputedFunctions<T> {
-	toObservableWithReplyLatest(): Rx.IObservable<T>;
+	toObservableWithReplyLatest(): Rx.Observable<T>;
 }
 
 declare module Rx {
-	interface IObservable<T> {
+	interface Observable<T> {
 		toKoSubscribable(): KnockoutSubscribable<T>;
 		toKoObservable(initialValue?: T): KnockoutObservable<T>;
 	}
diff --git a/rx.js/rx.jquery.d.ts b/rx.js/rx.jquery.d.ts
index f8513cf44..f2dcb284a 100644
--- a/rx.js/rx.jquery.d.ts
+++ b/rx.js/rx.jquery.d.ts
@@ -6,12 +6,18 @@
 ///<reference path="../jquery/jquery.d.ts"/>
 ///<reference path="rx.d.ts"/>
 
+interface RxJQueryAjaxResult<T> {
+	data: T;
+	textStatus: string;
+	jqXHR: JQueryXHR;
+}
+
 interface JQueryStatic {
-	ajaxAsObservable<T>(settings: JQueryAjaxSettings): Rx.Observable<T>;
-	getAsObservable<T>(url: string, data: any, dataType: string): Rx.Observable<T>;
-	getJSONAsObservable<T>(url: string, data: any): Rx.Observable<T>;
-	getScriptAsObservable<T>(url: string, data: any): Rx.Observable<T>;
-	postAsObservable<T>(url: string, data: any, dataType: string): Rx.Observable<T>;
+	ajaxAsObservable<T>(settings: JQueryAjaxSettings): Rx.Observable<RxJQueryAjaxResult<T>>;
+	getAsObservable<T>(url: string, data: any, dataType: string): Rx.Observable<RxJQueryAjaxResult<T>>;
+	getJSONAsObservable<T>(url: string, data: any): Rx.Observable<RxJQueryAjaxResult<T>>;
+	getScriptAsObservable<T>(url: string, data: any): Rx.Observable<RxJQueryAjaxResult<T>>;
+	postAsObservable<T>(url: string, data: any, dataType: string): Rx.Observable<RxJQueryAjaxResult<T>>;
 }
 
 interface JQuery {