diff --git a/packages/open-next/src/types/next-types.ts b/packages/open-next/src/types/next-types.ts
index d671c0087..83cfb66c5 100644
--- a/packages/open-next/src/types/next-types.ts
+++ b/packages/open-next/src/types/next-types.ts
@@ -85,6 +85,7 @@ export interface NextConfig {
   };
   images: ImageConfig;
   poweredByHeader?: boolean;
+  serverExternalPackages?: string[];
 }
 
 export interface RouteDefinition {