diff --git a/package.json b/package.json
index 84defab..71320f6 100644
--- a/package.json
+++ b/package.json
@@ -10,6 +10,10 @@
     "test": "cross-env NODE_ENV=test jest",
     "postinstall": "cd react && npm install && npm run build"
   },
+  "cacheDirectories": [
+    "react/node_modules",
+    "node_modules"
+  ],
   "author": "",
   "dependencies": {
     "body-parser": "^1.18.3",