diff --git a/package.json b/package.json
index 6f34141..d48dd0a 100644
--- a/package.json
+++ b/package.json
@@ -3,6 +3,7 @@
   "version": "0.1.1",
   "description": "Cypress commands to support Auth0 and Next.js.",
   "main": "dist/cypress-nextjs-auth0.js",
+  "types": "types/index.d.ts",
   "scripts": {
     "build": "microbundle build -i src/index.js -f cjs -o dist",
     "dev": "cd cypress/dummy && next",
diff --git a/types/index.d.ts b/types/index.d.ts
index e69de29..0d0d708 100644
--- a/types/index.d.ts
+++ b/types/index.d.ts
@@ -0,0 +1,6 @@
+declare namespace Cypress {
+  interface Chainable<Subject = any> {
+    login(): Chainable<Element>;
+    logout(): Chainable<Element>;
+  }
+}