diff --git a/hosts/challenger/services/calibre.nix b/hosts/challenger/services/calibre.nix
index 40dbb99..2b90897 100644
--- a/hosts/challenger/services/calibre.nix
+++ b/hosts/challenger/services/calibre.nix
@@ -26,7 +26,6 @@ in {
 
     calibre-web = {
       enable = true;
-      package = pkgs.unstable.calibre-web;
       user = "calibre-server";
       listen.ip = "127.0.0.1";
       listen.port = 5010;