diff --git a/types/rollup-plugin-sourcemaps/index.d.ts b/types/rollup-plugin-sourcemaps/index.d.ts
new file mode 100644
index 0000000000..d477648bb0
--- /dev/null
+++ b/types/rollup-plugin-sourcemaps/index.d.ts
@@ -0,0 +1,19 @@
+// Type definitions for rollup-plugin-sourcemaps 0.4
+// Project: https://github.com/maxdavidson/rollup-plugin-sourcemaps#readme
+// Definitions by: Eoin O'Brien <https://github.com/eoin-obrien>
+// Definitions: https://github.com/DefinitelyTyped/DefinitelyTyped
+// TypeScript Version: 2.3
+
+/// <reference types="node" />
+import { Plugin } from 'rollup';
+
+export type ReadFileCallback = (err: NodeJS.ErrnoException, data: string) => void;
+export type ReadFileFunction = (file: string | Buffer | number, encoding: string, callback: ReadFileCallback) => void;
+
+export interface Options {
+    include?: Array<string | RegExp> | string | RegExp | null;
+    exclude?: Array<string | RegExp> | string | RegExp | null;
+    readFile?: ReadFileFunction;
+}
+
+export default function sourcemaps(options?: Options): Plugin;
diff --git a/types/rollup-plugin-sourcemaps/package.json b/types/rollup-plugin-sourcemaps/package.json
new file mode 100644
index 0000000000..ee69ca3cd2
--- /dev/null
+++ b/types/rollup-plugin-sourcemaps/package.json
@@ -0,0 +1,6 @@
+{
+    "private": true,
+    "dependencies": {
+        "rollup": "^0.63.4"
+    }
+}
diff --git a/types/rollup-plugin-sourcemaps/rollup-plugin-sourcemaps-tests.ts b/types/rollup-plugin-sourcemaps/rollup-plugin-sourcemaps-tests.ts
new file mode 100644
index 0000000000..2fc5cf75b9
--- /dev/null
+++ b/types/rollup-plugin-sourcemaps/rollup-plugin-sourcemaps-tests.ts
@@ -0,0 +1,15 @@
+import sourcemaps from 'rollup-plugin-sourcemaps';
+import * as fs from 'fs';
+
+ // $ExpectType Plugin
+sourcemaps();
+
+ // $ExpectType Plugin
+sourcemaps({});
+
+ // $ExpectType Plugin
+sourcemaps({
+    include: 'node_modules/**',
+    exclude: [ 'node_modules/foo/**', 'node_modules/bar/**' ],
+    readFile: fs.readFile
+});
diff --git a/types/rollup-plugin-sourcemaps/tsconfig.json b/types/rollup-plugin-sourcemaps/tsconfig.json
new file mode 100644
index 0000000000..ace44db2e1
--- /dev/null
+++ b/types/rollup-plugin-sourcemaps/tsconfig.json
@@ -0,0 +1,23 @@
+{
+    "compilerOptions": {
+        "module": "commonjs",
+        "lib": [
+            "es6"
+        ],
+        "noImplicitAny": true,
+        "noImplicitThis": true,
+        "strictNullChecks": true,
+        "strictFunctionTypes": true,
+        "baseUrl": "../",
+        "typeRoots": [
+            "../"
+        ],
+        "types": [],
+        "noEmit": true,
+        "forceConsistentCasingInFileNames": true
+    },
+    "files": [
+        "index.d.ts",
+        "rollup-plugin-sourcemaps-tests.ts"
+    ]
+}
diff --git a/types/rollup-plugin-sourcemaps/tslint.json b/types/rollup-plugin-sourcemaps/tslint.json
new file mode 100644
index 0000000000..3db14f85ea
--- /dev/null
+++ b/types/rollup-plugin-sourcemaps/tslint.json
@@ -0,0 +1 @@
+{ "extends": "dtslint/dt.json" }