diff --git a/webpack/webpack.config.js b/webpack/webpack.config.js
index 625259e..6801453 100644
--- a/webpack/webpack.config.js
+++ b/webpack/webpack.config.js
@@ -301,5 +301,5 @@ function getAureliaDevAliases() {
       map[name] = path.resolve(packageLocation, `../../esm/index.dev.mjs`);
     } catch {/**/}
     return map;
-  });
+  }, {});
 }