diff --git a/index.d.ts b/index.d.ts
new file mode 100644
index 0000000..6d2f50c
--- /dev/null
+++ b/index.d.ts
@@ -0,0 +1,8 @@
+declare namespace appRootPath {
+  export function resolve(pathToModule: string): string
+  export function require(pathToModule: string): ReturnType<NodeRequire>
+  export function toString(): string
+  export function setPath(explicitlySetPath: string): void
+  export const path: string
+}
+export = appRootPath