diff --git a/index.d.ts b/index.d.ts
new file mode 100644
index 0000000..54803b8
--- /dev/null
+++ b/index.d.ts
@@ -0,0 +1,20 @@
+declare module 'react-async-script-loader' {
+  type scriptType = string | string[];
+
+  type scriptLoaderType = (...args: scriptType[]) => scriptLoaderHOC;
+
+  type scriptLoaderHOC = <P extends scriptLoaderInjectedProps, T extends React.ComponentClass<P>>(
+    Component: T & React.ComponentClass<P>,
+  ) => React.ComponentType<Omit<P, keyof scriptLoaderInjectedProps>>;
+
+  type Omit<T, K extends keyof any> = Pick<T, Exclude<keyof T, K>>;
+
+  export type scriptLoaderInjectedProps = {
+    isScriptLoaded: boolean;
+    isScriptLoadSucceed: boolean;
+    onScriptLoaded: () => void;
+  };
+
+  const scriptLoader: scriptLoaderType;
+  export default scriptLoader;
+}