diff --git a/nixos/sonarr.nix b/nixos/sonarr.nix
index 7f45c835..8ac7c1dd 100644
--- a/nixos/sonarr.nix
+++ b/nixos/sonarr.nix
@@ -1,6 +1,10 @@
-_: {
+{config, lib, ...}: let
+  inherit (lib.modules) mkIf mkDefault;
+  cfg = config.services.sonarr;
+  available = cfg.package.meta.available && cfg.package.dotnet-runtime.meta.available or true;
+in {
   services.sonarr = {
-    enable = true;
+    enable = mkIf available (mkDefault true);
   };
   users.users.sonarr.extraGroups = ["kyuuto"];
 }