diff --git a/package.json b/package.json
index e259199bb8..df58ee9c76 100644
--- a/package.json
+++ b/package.json
@@ -17,7 +17,7 @@
     "clean": "rm -rf lib",
     "coverage": "codecov",
     "flow": "flow",
-    "lint": "eslint ./src && prettier --check src/**/*.js",
+    "lint": "eslint ./src && prettier --check src/**/*.{js,ts}",
     "package": "pkg . --output ./bin/gitmoji --targets latest-linux-x64,latest-macos-x64,latest-win-x64",
     "prepare": "husky install",
     "prepublishOnly": "yarn run lint && yarn run flow && yarn run test",