diff --git a/src/Microsoft.AspNetCore.SpaServices/npm/domain-task/.gitignore b/src/Microsoft.AspNetCore.SpaServices/npm/domain-task/.gitignore
index a1df9a5..025755a 100644
--- a/src/Microsoft.AspNetCore.SpaServices/npm/domain-task/.gitignore
+++ b/src/Microsoft.AspNetCore.SpaServices/npm/domain-task/.gitignore
@@ -1,4 +1,3 @@
-/typings/
 /node_modules/
 /*.js
 /*.d.ts
diff --git a/src/Microsoft.AspNetCore.SpaServices/npm/domain-task/package.json b/src/Microsoft.AspNetCore.SpaServices/npm/domain-task/package.json
index c64a532..f00b165 100644
--- a/src/Microsoft.AspNetCore.SpaServices/npm/domain-task/package.json
+++ b/src/Microsoft.AspNetCore.SpaServices/npm/domain-task/package.json
@@ -4,7 +4,7 @@
   "description": "Tracks outstanding operations for a logical thread of execution",
   "main": "index.js",
   "scripts": {
-    "prepublish": "rimraf *.d.ts && tsd update && tsc && echo 'Finished building NPM package \"domain-task\"'",
+    "prepublish": "rimraf *.d.ts && tsc && echo 'Finished building NPM package \"domain-task\"'",
     "test": "echo \"Error: no test specified\" && exit 1"
   },
   "author": "Microsoft",
@@ -21,6 +21,8 @@
     "isomorphic-fetch": "^2.2.1"
   },
   "devDependencies": {
+    "@types/node": "^6.0.42",
+    "@types/whatwg-fetch": "0.0.31",
     "rimraf": "^2.5.4",
     "typescript": "^2.0.0"
   }
diff --git a/src/Microsoft.AspNetCore.SpaServices/npm/domain-task/src/isomorphic-fetch.d.ts b/src/Microsoft.AspNetCore.SpaServices/npm/domain-task/src/isomorphic-fetch.d.ts
deleted file mode 100644
index 319aacb..0000000
--- a/src/Microsoft.AspNetCore.SpaServices/npm/domain-task/src/isomorphic-fetch.d.ts
+++ /dev/null
@@ -1,4 +0,0 @@
-declare module 'isomorphic-fetch' {
-    var fetch: (url: string | Request, init?: RequestInit) => Promise<any>;
-    export default fetch;
-}
diff --git a/src/Microsoft.AspNetCore.SpaServices/npm/domain-task/tsconfig.json b/src/Microsoft.AspNetCore.SpaServices/npm/domain-task/tsconfig.json
index de676e9..518dc79 100644
--- a/src/Microsoft.AspNetCore.SpaServices/npm/domain-task/tsconfig.json
+++ b/src/Microsoft.AspNetCore.SpaServices/npm/domain-task/tsconfig.json
@@ -4,8 +4,13 @@
     "module": "commonjs",
     "target": "es5",
     "declaration": true,
-    "outDir": "."
+    "outDir": ".",
+    "lib": ["es2015", "dom"]
   },
+  "files": [
+    "src/index.ts",
+    "src/domain-context.d.ts"
+  ],
   "exclude": [
     "node_modules"
   ]
diff --git a/src/Microsoft.AspNetCore.SpaServices/npm/domain-task/tsd.json b/src/Microsoft.AspNetCore.SpaServices/npm/domain-task/tsd.json
deleted file mode 100644
index c9ddf99..0000000
--- a/src/Microsoft.AspNetCore.SpaServices/npm/domain-task/tsd.json
+++ /dev/null
@@ -1,18 +0,0 @@
-{
-  "version": "v4",
-  "repo": "borisyankov/DefinitelyTyped",
-  "ref": "master",
-  "path": "typings",
-  "bundle": "typings/tsd.d.ts",
-  "installed": {
-    "node/node.d.ts": {
-      "commit": "3030a4be536b6530c06b80081f1333dc0de4d703"
-    },
-    "es6-promise/es6-promise.d.ts": {
-      "commit": "3030a4be536b6530c06b80081f1333dc0de4d703"
-    },
-    "whatwg-fetch/whatwg-fetch.d.ts": {
-      "commit": "3030a4be536b6530c06b80081f1333dc0de4d703"
-    }
-  }
-}