Persist bluetooth files
diff --git a/modules/bluetooth.nix b/modules/bluetooth.nix
index db80e6f..c8432ea 100644
--- a/modules/bluetooth.nix
+++ b/modules/bluetooth.nix
@@ -1 +1,6 @@
-{ config.hardware.bluetooth.enable = true; }
+{
+  config = {
+    hardware.bluetooth.enable = true;
+    environment.persistence."/nix/persist".directories = [ "/var/lib/bluetooth" ];
+  };
+}