diff --git a/packages/compat/src/v1-addon.ts b/packages/compat/src/v1-addon.ts
index 37c31f3d0..345c076fe 100644
--- a/packages/compat/src/v1-addon.ts
+++ b/packages/compat/src/v1-addon.ts
@@ -279,6 +279,7 @@ export default class V1Addon {
     // is just misleading to stage3 packagers that might look (rollup does).
     delete pkg.main;
     delete pkg.module;
+    delete pkg.exports;
 
     return pkg;
   }