diff --git a/package.json b/package.json
index 833437d..ca3721a 100644
--- a/package.json
+++ b/package.json
@@ -8,6 +8,7 @@
   "main": "dist/index.js",
   "types": "index.d.ts",
   "license": "MIT",
+  "sideEffects": false,
   "author": {
     "name": "Luke Edwards",
     "email": "luke.edwards05@gmail.com",
@@ -45,4 +46,4 @@
     "esm": "3.2.25",
     "uvu": "0.5.1"
   }
-}
+}
\ No newline at end of file