diff --git a/lib/core-common/src/types.ts b/lib/core-common/src/types.ts
index 104350cb708..dc7d8d3fe35 100644
--- a/lib/core-common/src/types.ts
+++ b/lib/core-common/src/types.ts
@@ -169,6 +169,7 @@ export interface Builder<Config, Stats> {
     options: Options;
     startTime: ReturnType<typeof process.hrtime>;
     router: Router;
+    server: Server;
   }) => Promise<void | {
     stats: Stats;
     totalTime: ReturnType<typeof process.hrtime>;
diff --git a/lib/core-server/src/dev-server.ts b/lib/core-server/src/dev-server.ts
index ebc4517ab5e..0e256407553 100644
--- a/lib/core-server/src/dev-server.ts
+++ b/lib/core-server/src/dev-server.ts
@@ -59,12 +59,14 @@ export async function storybookDevServer(options: Options) {
         startTime,
         options,
         router,
+        server,
       });
 
   const manager = managerBuilder.start({
     startTime,
     options,
     router,
+    server,
   });
 
   const [previewResult, managerResult] = await Promise.all([