diff --git a/ndarray/ndarray-test.ts b/ndarray/ndarray-test.ts
index 1c4e829d90..ea65394637 100644
--- a/ndarray/ndarray-test.ts
+++ b/ndarray/ndarray-test.ts
@@ -1,6 +1,6 @@
 /// <reference path="ndarray.d.ts" />
 
-import ndarray = require('ndarray');
+import * as ndarray from 'ndarray';
 
 const data = new Int32Array(2 * 2 * 2 + 10);
 const a = ndarray(data, [2, 2, 2], [1, 2, 4], 5);
diff --git a/ndarray/ndarray.d.ts b/ndarray/ndarray.d.ts
index 64be7833ba..246f64f530 100644
--- a/ndarray/ndarray.d.ts
+++ b/ndarray/ndarray.d.ts
@@ -31,5 +31,6 @@ declare module 'ndarray' {
 
   function ndarray(data: Data, shape?: number[], stride?: number[], offset?: number): ndarray;
 
+  namespace ndarray { }
   export = ndarray;
 }