diff --git a/types/react-lifecycles-compat/index.d.ts b/types/react-lifecycles-compat/index.d.ts
new file mode 100644
index 0000000000..7db045bdde
--- /dev/null
+++ b/types/react-lifecycles-compat/index.d.ts
@@ -0,0 +1,9 @@
+// Type definitions for react-lifecycles-compat 3.0
+// Project: https://github.com/reactjs/react-lifecycles-compat#readme
+// Definitions by: bySabi Files <https://github.com/bySabi>
+// Definitions: https://github.com/DefinitelyTyped/DefinitelyTyped
+// TypeScript Version: 2.8
+
+import * as React from 'react';
+
+export function polyfill<P>(Comp: React.ComponentType<P>): React.ComponentType<P>;
diff --git a/types/react-lifecycles-compat/react-lifecycles-compat-tests.ts b/types/react-lifecycles-compat/react-lifecycles-compat-tests.ts
new file mode 100644
index 0000000000..bf514b6818
--- /dev/null
+++ b/types/react-lifecycles-compat/react-lifecycles-compat-tests.ts
@@ -0,0 +1,10 @@
+import * as React from 'react';
+import { polyfill } from 'react-lifecycles-compat';
+
+class A extends React.Component {
+    render() {
+        return null;
+    }
+}
+
+const Comp = polyfill(A);
diff --git a/types/react-lifecycles-compat/tsconfig.json b/types/react-lifecycles-compat/tsconfig.json
new file mode 100644
index 0000000000..25d2d0307d
--- /dev/null
+++ b/types/react-lifecycles-compat/tsconfig.json
@@ -0,0 +1,24 @@
+{
+    "compilerOptions": {
+        "module": "commonjs",
+        "lib": [
+            "es6"
+        ],
+        "noImplicitAny": true,
+        "noImplicitThis": true,
+        "strictNullChecks": true,
+        "strictFunctionTypes": true,
+        "baseUrl": "../",
+        "typeRoots": [
+            "../"
+        ],
+        "types": [],
+        "noEmit": true,
+        "forceConsistentCasingInFileNames": true,
+        "jsx": "preserve"
+    },
+    "files": [
+        "index.d.ts",
+        "react-lifecycles-compat-tests.ts"
+    ]
+}
diff --git a/types/react-lifecycles-compat/tslint.json b/types/react-lifecycles-compat/tslint.json
new file mode 100644
index 0000000000..3db14f85ea
--- /dev/null
+++ b/types/react-lifecycles-compat/tslint.json
@@ -0,0 +1 @@
+{ "extends": "dtslint/dt.json" }