diff --git a/flake.nix b/flake.nix
index 9b58054..9974817 100644
--- a/flake.nix
+++ b/flake.nix
@@ -1,6 +1,6 @@
 # flake for blakes nixos config
 # define new devices in outputs
-# generation: 24 current  2025-10-07 14:53:20  25.05.20251001.5b5be50  6.12.49                          *
+# generation: 25 current  2025-10-07 15:19:25  25.05.20251001.5b5be50  6.12.49                          *
 {
   description = "blakes nix config";
   inputs = {
diff --git a/modules/system/backups.nix b/modules/system/backups.nix
index 551f0a3..1dd2d35 100644
--- a/modules/system/backups.nix
+++ b/modules/system/backups.nix
@@ -59,7 +59,7 @@ in
             --stats \
             --show-rc \
             --compression lz4 \
-            "$BORG_REPO::${config.networking.hostName}-$(date +'%Y-%m-%dT%H:%M:%S')" \
+            "$BORG_REPO::${toString config.networking.hostName}-$(date +'%Y-%m-%dT%H:%M:%S')" \
             ${lib.concatStringsSep " " cfg.paths}
 
           # Prune old backups according to retention policy