diff --git a/gulp-debug/gulp-debug-tests.ts b/gulp-debug/gulp-debug-tests.ts
index e6485d8da..970107410 100644
--- a/gulp-debug/gulp-debug-tests.ts
+++ b/gulp-debug/gulp-debug-tests.ts
@@ -1,8 +1,8 @@
 /// <reference path="gulp-debug.d.ts" />
 /// <reference path="../gulp/gulp.d.ts" />
 
-import gulp = require('gulp');
-import debug = require('gulp-debug');
+import * as gulp from 'gulp';
+import * as debug from 'gulp-debug';
 
 gulp.task('default', () =>
     gulp.src('foo.js')
diff --git a/gulp-debug/gulp-debug.d.ts b/gulp-debug/gulp-debug.d.ts
index 743f5f5eb..d7ade91ac 100644
--- a/gulp-debug/gulp-debug.d.ts
+++ b/gulp-debug/gulp-debug.d.ts
@@ -13,5 +13,7 @@ declare module 'gulp-debug' {
 
     function debug(options?: IOptions): NodeJS.ReadWriteStream;
 
+    namespace debug {}
+
     export = debug;
 }
diff --git a/gulp-size/gulp-size-tests.ts b/gulp-size/gulp-size-tests.ts
index bfa2c6a04..8981960f2 100644
--- a/gulp-size/gulp-size-tests.ts
+++ b/gulp-size/gulp-size-tests.ts
@@ -2,9 +2,9 @@
 /// <reference path="../gulp/gulp.d.ts" />
 /// <reference path="../gulp-debug/gulp-debug.d.ts" />
 
-import gulp = require('gulp');
-import size = require('gulp-size');
-import debug = require('gulp-debug');
+import * as gulp from 'gulp';
+import * as size from 'gulp-size';
+import * as debug from 'gulp-debug';
 
 gulp.task('default', () =>
     gulp.src('fixture.js')
diff --git a/gulp-size/gulp-size.d.ts b/gulp-size/gulp-size.d.ts
index d25f6ed94..022e9b171 100644
--- a/gulp-size/gulp-size.d.ts
+++ b/gulp-size/gulp-size.d.ts
@@ -19,5 +19,7 @@ declare module 'gulp-size' {
 
     function size(options?: IOptions): ISizeStream;
 
+    namespace size {}
+
     export = size;
 }