diff --git a/.eslintrc.json b/.eslintrc.json
index 8962be6600..0673b0a943 100644
--- a/.eslintrc.json
+++ b/.eslintrc.json
@@ -22,6 +22,9 @@
     "arrow-spacing": 2,
     "no-inner-declarations": 0,
     "@typescript-eslint/indent": [2, "tab", { "SwitchCase": 1 }],
+    "@typescript-eslint/explicit-function-return-type": ["error", {
+      "allowExpressions": true
+    }],
     "@typescript-eslint/camelcase": "off"
   },
   "env": {
diff --git a/package.json b/package.json
index 1092978f05..9dbee54529 100644
--- a/package.json
+++ b/package.json
@@ -35,7 +35,8 @@
     "prepublishOnly": "export PUBLISH=true && npm test && npm run create-stubs",
     "create-stubs": "node scripts/create-stubs.js",
     "tsd": "tsc -p . --emitDeclarationOnly",
-    "typecheck": "tsc -p . --noEmit"
+    "typecheck": "tsc -p . --noEmit",
+    "lint": "eslint \"{src,test}/**/*.{ts,js}\""
   },
   "repository": {
     "type": "git",