diff --git a/.gitignore b/.gitignore
index d3f18a9..323abcd 100644
--- a/.gitignore
+++ b/.gitignore
@@ -1,3 +1,8 @@
 node_modules
 Thumbs.db
-.DS_Store
\ No newline at end of file
+.DS_Store
+index.js
+index.d.ts
+.idea
+yarn.lock
+package-lock.json
diff --git a/.travis.yml b/.travis.yml
index 4ebe695..5ae4894 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -1,5 +1,3 @@
 language: node_js
 node_js:
-  - 4.4.7
-  - 5
-  - 6
\ No newline at end of file
+  - 10
diff --git a/index.js b/index.js
deleted file mode 100644
index 85fdb24..0000000
--- a/index.js
+++ /dev/null
@@ -1,13 +0,0 @@
-/**
- * Stringify object values
- * { hello: 'world' } -> { hello: "'world'" }
- *
- * @param {object} object
- * @return {object}
- */
-module.exports = function stringify(object) {
-  return Object.keys(object)
-    .reduce((previous, next) => {
-      return (previous[next] = JSON.stringify(object[next]), previous);
-    }, {}); 
-}
\ No newline at end of file
diff --git a/index.ts b/index.ts
new file mode 100644
index 0000000..97fef75
--- /dev/null
+++ b/index.ts
@@ -0,0 +1,13 @@
+/**
+ * Stringify object values
+ * { hello: 'world' } -> { hello: "'world'" }
+ *
+ * @param {object} object
+ * @return {object}
+ */
+export = (function stringify(object: { [x: string]: any; }) {
+    return Object.keys(object)
+        .reduce(function (previous: any, next: any) {
+        return (previous[next] = JSON.stringify(object[next]), previous);
+    }, {}) as {[x: string]: string};
+});
diff --git a/package.json b/package.json
index cfbeb9a..d7e3e99 100644
--- a/package.json
+++ b/package.json
@@ -4,7 +4,9 @@
   "description": "Stringify object values",
   "main": "index.js",
   "scripts": {
-    "test": "mocha test.js"
+    "build": "tsc",
+    "prepublish": "tsc",
+    "test": "env TS_NODE_COMPILER_OPTIONS='{\"module\": \"commonjs\" }' mocha -r ts-node/register 'test.ts'"
   },
   "repository": {
     "type": "git",
@@ -19,7 +21,12 @@
   "author": "Kier Borromeo <seraphipod@gmail.com> (http://srph.github.io)",
   "license": "ISC",
   "devDependencies": {
-    "chai": "^3.5.0",
-    "mocha": "^3.0.2"
-  }
+    "@types/chai": "^4.2.12",
+    "@types/mocha": "^8.0.0",
+    "chai": "^4.2.0",
+    "mocha": "^8.0.1",
+    "ts-node": "^8.10.2",
+    "typescript": "^3.9.7"
+  },
+  "files": ["index.js", "index.d.ts"]
 }
diff --git a/test.js b/test.js
deleted file mode 100644
index fc9ddbb..0000000
--- a/test.js
+++ /dev/null
@@ -1,22 +0,0 @@
-var expect = require('chai').expect;
-var stringify = require('./');
-
-describe('stringify', function() {
-  it('should stringify each of the object\'s value', function() {
-    var test = {
-      hello: 'world',
-      favorite: 1,
-      equation: '1+1',
-      random: {},
-      arr: []  
-    };
-
-    expect(stringify(test)).to.eql({
-      hello: JSON.stringify('world'),
-      favorite: JSON.stringify(1),
-      equation: JSON.stringify('1+1'),
-      random: JSON.stringify({}),
-      arr: JSON.stringify([])
-    });
-  });
-});
\ No newline at end of file
diff --git a/test.ts b/test.ts
new file mode 100644
index 0000000..bb495b8
--- /dev/null
+++ b/test.ts
@@ -0,0 +1,21 @@
+import * as chai from "chai";
+import stringify from "./";
+var expect = chai.expect;
+describe('stringify', function () {
+    it('should stringify each of the object\'s value', function () {
+        var test = {
+            hello: 'world',
+            favorite: 1,
+            equation: '1+1',
+            random: {},
+            arr: []
+        };
+        expect(stringify(test)).to.eql({
+            hello: JSON.stringify('world'),
+            favorite: JSON.stringify(1),
+            equation: JSON.stringify('1+1'),
+            random: JSON.stringify({}),
+            arr: JSON.stringify([])
+        });
+    });
+});
diff --git a/tsconfig.json b/tsconfig.json
new file mode 100644
index 0000000..cac858c
--- /dev/null
+++ b/tsconfig.json
@@ -0,0 +1,21 @@
+{
+  "compilerOptions": {
+    "target": "es5",
+    "module": "CommonJS",
+    "moduleResolution": "node",
+    "esModuleInterop": true,
+    "strict": true,
+    "skipLibCheck": true,
+    "experimentalDecorators": true,
+    "emitDecoratorMetadata": true,
+    "noUnusedLocals": true,
+    "pretty": true,
+    "declaration": true,
+    "lib": [
+      "esnext"
+    ],
+  },
+  "files": [
+    "index.ts"
+  ]
+}
\ No newline at end of file