diff --git a/types/scrypt-js/index.d.ts b/types/scrypt-js/index.d.ts
new file mode 100644
index 0000000000..fde3c0a444
--- /dev/null
+++ b/types/scrypt-js/index.d.ts
@@ -0,0 +1,22 @@
+// Type definitions for scrypt-js 2.0
+// Project: https://github.com/ricmoo/scrypt-js
+// Definitions by: Daniel Byrne <https://github.com/danwbyrne>
+// Definitions: https://github.com/DefinitelyTyped/DefinitelyTyped
+
+/// <reference types= "node" />
+
+declare function scrypt(
+    password: Buffer,
+    salt: Buffer,
+    N: number,
+    r: number,
+    p: number,
+    dklen: number,
+    callback: (
+        error: Error | undefined | null,
+        progress: number,
+        key?: ReadonlyArray<number>,
+    ) => void
+): void;
+
+export = scrypt;
diff --git a/types/scrypt-js/scrypt-js-tests.ts b/types/scrypt-js/scrypt-js-tests.ts
new file mode 100644
index 0000000000..21c77fb16c
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+++ b/types/scrypt-js/scrypt-js-tests.ts
@@ -0,0 +1,7 @@
+import scrypt = require('scrypt-js');
+
+const testBuffer = Buffer.from('test');
+const testCB = (err: Error | undefined | null, progress: number) => {};
+
+// $ExpectType void
+scrypt(testBuffer, testBuffer, 1, 1, 1, 1, testCB);
diff --git a/types/scrypt-js/tsconfig.json b/types/scrypt-js/tsconfig.json
new file mode 100644
index 0000000000..8c6c60e736
--- /dev/null
+++ b/types/scrypt-js/tsconfig.json
@@ -0,0 +1,19 @@
+{
+  "compilerOptions": {
+    "module": "commonjs",
+    "lib": ["es6"],
+    "noImplicitAny": true,
+    "noImplicitThis": true,
+    "strictNullChecks": true,
+    "strictFunctionTypes": true,
+    "baseUrl": "../",
+    "typeRoots": ["../"],
+    "types": [],
+    "noEmit": true,
+    "forceConsistentCasingInFileNames": true
+  },
+  "files": [
+		"index.d.ts",
+		"scrypt-js-tests.ts"
+	]
+}
diff --git a/types/scrypt-js/tslint.json b/types/scrypt-js/tslint.json
new file mode 100644
index 0000000000..d88586e5bd
--- /dev/null
+++ b/types/scrypt-js/tslint.json
@@ -0,0 +1,3 @@
+{
+  "extends": "dtslint/dt.json"
+}