diff --git a/cucumber/cucumber-tests.ts b/cucumber/cucumber-tests.ts
index ba7ff1f72e..f8b5606070 100644
--- a/cucumber/cucumber-tests.ts
+++ b/cucumber/cucumber-tests.ts
@@ -1,4 +1,4 @@
-/// <reference path="./cucumber.d.ts" />
+/// <reference path="cucumber.d.ts" />
 
 function StepSample() {
 	type Callback = cucumber.CallbackStepDefinition;
@@ -19,7 +19,7 @@ function StepSample() {
 		callback();
 	});
 	
-	step.Given(/^I am on the Cucumber.js GitHub repository$/, function(callback) {
+	step.Given(/^I am on the Cucumber.js GitHub repository$/, function(callback:Callback) {
 		this.visit('https://github.com/cucumber/cucumber-js', callback);
 	});
 
@@ -27,7 +27,7 @@ function StepSample() {
 		callback.pending();
 	});
 
-	step.Then(/^I should see "(.*)" as the page title$/, { timeout:60*1000}, function(title:string, callback) {
+	step.Then(/^I should see "(.*)" as the page title$/, { timeout:60*1000}, function(title:string, callback:Callback) {
 		var pageTitle = this.browser.text('title');
 
 		if (title === pageTitle) {
diff --git a/cucumber/cucumber.d.ts b/cucumber/cucumber.d.ts
index b70fbb6b46..75faeff7a5 100644
--- a/cucumber/cucumber.d.ts
+++ b/cucumber/cucumber.d.ts
@@ -31,7 +31,7 @@ declare module cucumber {
 	}
 
 	interface HookScenario{
-		attach(text: string, mimeType?: string, callback?: (err?) => void): void;
+		attach(text: string, mimeType?: string, callback?: (err?:any) => void): void;
 		isFailed() : boolean;
 	}
 	
@@ -48,7 +48,7 @@ declare module cucumber {
 		After(code: HookCode): void;
 		Around(code: AroundCode):void;
 		setDefaultTimeout(time:number): void;
-		registerHandler(handlerOption:string, code:(event, callback:CallbackStepDefinition) =>void): void;
+		registerHandler(handlerOption:string, code:(event:any, callback:CallbackStepDefinition) =>void): void;
 	}
 }