diff --git a/pkgs/by-name/ne/nextcloud-whiteboard-server/package.nix b/pkgs/by-name/ne/nextcloud-whiteboard-server/package.nix
index ae82effae616..0869c97cef34 100644
--- a/pkgs/by-name/ne/nextcloud-whiteboard-server/package.nix
+++ b/pkgs/by-name/ne/nextcloud-whiteboard-server/package.nix
@@ -31,5 +31,6 @@ buildNpmPackage rec {
     homepage = "https://apps.nextcloud.com/apps/whiteboard";
     license = lib.licenses.agpl3Plus;
     maintainers = [ lib.maintainers.onny ];
+    mainProgram = "nextcloud-whiteboard-server";
   };
 }