diff --git a/package.json b/package.json
index 32604793..f2221e65 100644
--- a/package.json
+++ b/package.json
@@ -34,6 +34,7 @@
     ],
     "main": "dist/index.js",
     "module": "dist/index.js",
+    "types": "dist/index.d.ts",
     "bin": {
         "openapi": "bin/index.js"
     },
diff --git a/tsconfig.json b/tsconfig.json
index 2a36586e..6952baaf 100644
--- a/tsconfig.json
+++ b/tsconfig.json
@@ -18,7 +18,9 @@
         "skipLibCheck": true,
         "strict": true,
         "strictNullChecks": true,
+        "strictFunctionTypes": true,
         "importHelpers": false,
+        "removeComments": false,
         "forceConsistentCasingInFileNames": true
     },