diff --git a/wasm-runtime/package.json b/wasm-runtime/package.json
index 14a0e05d..4f1c1209 100644
--- a/wasm-runtime/package.json
+++ b/wasm-runtime/package.json
@@ -19,6 +19,7 @@
   },
   "files": [
     "runtime.cjs",
+    "fs-proxy.cjs",
     "dist/*.js"
   ],
   "devDependencies": {