diff --git a/package.json b/package.json
index 427d6af..b86f5f4 100644
--- a/package.json
+++ b/package.json
@@ -25,7 +25,9 @@
 	"types": "./index.d.ts",
 	"files": [
 		"index.js",
-		"index.d.ts"
+		"index.d.ts",
+		"strict.js",
+		"strict.d.ts"
 	],
 	"scripts": {
 		"build": "tsc",