diff --git a/package.json b/package.json
index 1ebfdc9..482b0e3 100644
--- a/package.json
+++ b/package.json
@@ -17,7 +17,7 @@
     "@angular-devkit/core": "~22.0.0",
     "@angular-devkit/schematics": "~22.0.0",
     "@chialab/esbuild-plugin-commonjs": "^0.19.0",
-    "@softarc/native-federation": "^4.3.0",
+    "@softarc/native-federation": "^4.4.0",
     "@softarc/native-federation-orchestrator": "^4.5.0",
     "es-module-shims": "^2.8.0",
     "esbuild": "^0.28.0",
diff --git a/src/tools/esbuild/node-modules-bundler.ts b/src/tools/esbuild/node-modules-bundler.ts
index e680df9..912e681 100644
--- a/src/tools/esbuild/node-modules-bundler.ts
+++ b/src/tools/esbuild/node-modules-bundler.ts
@@ -129,6 +129,11 @@ export async function createNodeModulesEsbuildContext(options: NormalizedContext
   );
 
   const config: esbuild.BuildOptions = {
+    // Named exports of CommonJS/UMD shared externals (issue #83, e.g. `import { isDayjs }
+    // from 'dayjs'`) are handled in core: `bundleSharedCore` runtime-enumerates each CJS
+    // external and hands us a synthetic entry (`ep.fileName` under `<cache>/.nf-cjs-entries/`)
+    // that re-exports `default` plus every named binding. We just bundle whatever entry core
+    // gives us — no adapter-side plugin needed (core >= 4.4.0, `synthesizeCjsExports`).
     entryPoints: entryPoints.map(ep => ({
       in: ep.fileName,
       out: path.parse(ep.outName).name,