diff --git a/package.json b/package.json
index d9696a8..6e52d11 100644
--- a/package.json
+++ b/package.json
@@ -24,7 +24,8 @@
     "url": "https://github.com/yusukebe/pico.git"
   },
   "publishConfig": {
-    "registry": "https://registry.npmjs.org"
+    "registry": "https://registry.npmjs.org",
+    "access": "public"
   },
   "homepage": "https://github.com/yusukebe/pico",
   "devDependencies": {