diff --git a/packages/astro/package.json b/packages/astro/package.json
index d440be51bb9e..531b99bc372e 100644
--- a/packages/astro/package.json
+++ b/packages/astro/package.json
@@ -74,5 +74,8 @@
   },
   "volta": {
     "extends": "../../package.json"
+  },
+  "astro": {
+    "external": true
   }
 }