diff --git a/core/types/index.d.ts b/core/types/index.d.ts
index d826c091..1c8eb539 100644
--- a/core/types/index.d.ts
+++ b/core/types/index.d.ts
@@ -286,6 +286,7 @@ declare module '@verdaccio/types' {
     title?: string;
     logo?: string;
     gravatar?: boolean;
+    sort_packages?: string;
   }
 
   interface HttpsConf {