diff --git a/nixos/gui/default.nix b/nixos/gui/default.nix
index 232be882..44fb58e4 100644
--- a/nixos/gui/default.nix
+++ b/nixos/gui/default.nix
@@ -31,6 +31,7 @@ in {
       with pkgs.python38Packages;
       [
         anarchism
+        calibre
         cheese
         digikam
         electrum