diff --git a/default.nix b/default.nix
index aceafc75..de19f639 100644
--- a/default.nix
+++ b/default.nix
@@ -59,6 +59,7 @@ in
       in
       [
         pkgs.npins
+        pkgs.attic-client
         pkgs.nil
         (pkgs.callPackage "${sources.agenix}/pkgs/agenix.nix" { })
         pkgs.openssh