diff --git a/packages/cli/tsup.config.ts b/packages/cli/tsup.config.ts
index 024eb9c7..fbc5c66d 100644
--- a/packages/cli/tsup.config.ts
+++ b/packages/cli/tsup.config.ts
@@ -9,7 +9,16 @@ export default defineConfig({
   clean: true,
   bundle: true,
   external: ['@modelcontextprotocol/sdk'],
-  noExternal: ['@codemcp/workflows-core', '@codemcp/workflows-server'],
+  noExternal: [
+    '@codemcp/workflows-core',
+    '@codemcp/workflows-server',
+    // js-yaml is imported at runtime in the chunk (via the .vibe/config.yaml
+    // YAML parser). It is declared in this package's `dependencies` but NOT
+    // in the published root package.json, so `npx` does not install it and
+    // the wizard fails with `ERR_MODULE_NOT_FOUND: js-yaml`. Bundling it
+    // into the chunk makes the wizard self-contained.
+    'js-yaml',
+  ],
   target: 'node20',
   sourcemap: false,
 });