diff --git a/node/node.d.ts b/node/node.d.ts
index 565263d03..2fbd81e55 100644
--- a/node/node.d.ts
+++ b/node/node.d.ts
@@ -312,7 +312,7 @@ declare module "cluster" {
     }
     export interface Worker {
         id: string;
-        process: child_process;
+        process: child_process.ChildProcess;
         suicide: boolean;
         send(message: any, sendHandle?: any): void;
         destroy(): void;
@@ -1019,19 +1019,23 @@ declare module "util" {
 }
 
 declare module "assert" {
-    export function (booleanValue: boolean, message?: string);
-    export function fail(actual: any, expected: any, message: string, operator: string): void;
-    export function assert(value: any, message: string): void;
-    export function ok(value: any, message?: string): void;
-    export function equal(actual: any, expected: any, message?: string): void;
-    export function notEqual(actual: any, expected: any, message?: string): void;
-    export function deepEqual(actual: any, expected: any, message?: string): void;
-    export function notDeepEqual(acutal: any, expected: any, message?: string): void;
-    export function strictEqual(actual: any, expected: any, message?: string): void;
-    export function notStrictEqual(actual: any, expected: any, message?: string): void;
-    export function throws(block: any, error?: any, messsage?: string): void;
-    export function doesNotThrow(block: any, error?: any, messsage?: string): void;
-    export function ifError(value: any): void;
+    function internal (booleanValue: boolean, message?: string): void;
+    module internal {
+        export function fail(actual: any, expected: any, message: string, operator: string): void;
+        export function assert(value: any, message: string): void;
+        export function ok(value: any, message?: string): void;
+        export function equal(actual: any, expected: any, message?: string): void;
+        export function notEqual(actual: any, expected: any, message?: string): void;
+        export function deepEqual(actual: any, expected: any, message?: string): void;
+        export function notDeepEqual(acutal: any, expected: any, message?: string): void;
+        export function strictEqual(actual: any, expected: any, message?: string): void;
+        export function notStrictEqual(actual: any, expected: any, message?: string): void;
+        export function throws(block: any, error?: any, messsage?: string): void;
+        export function doesNotThrow(block: any, error?: any, messsage?: string): void;
+        export function ifError(value: any): void;
+    }
+
+    export = internal;
 }
 
 declare module "tty" {