diff --git a/flake.nix b/flake.nix
index 73a7a5a..b5ce898 100644
--- a/flake.nix
+++ b/flake.nix
@@ -1,6 +1,6 @@
 # flake for blakes nixos config
 # define new devices in outputs
-# generation: 38
+# generation: 39 current  2025-10-04 16:06:58  25.05.20251001.5b5be50  6.12.49                          *
 
 
 
diff --git a/rebuild.sh b/rebuild.sh
index f6c998c..514db66 100755
--- a/rebuild.sh
+++ b/rebuild.sh
@@ -8,6 +8,12 @@ git diff -U0 $(find . -name '*.nix')
 
 # add generation comment to flake.nix
 gen=$(nixos-rebuild list-generations | grep current | awk '{print $1}')
+
+echo "nixos rebuilding..."
+sudo nixos-rebuild switch --flake ~/.nix#snowbelle &>.nixos-switch-log || (
+ cat .nixos-switch-log | grep --color error && false)
+
+gen=$(nixos-rebuild list-generations | grep current)
 if sed -n '3p' flake.nix | grep -q '^# generation:'; then
     # replace the comment on line 3
     sed -i "3s/^# generation:.*/# generation: $gen/" flake.nix
@@ -16,9 +22,5 @@ else
     sed -i "3i# generation: $gen" flake.nix
 fi
 
-echo "nixos rebuilding..."
-sudo nixos-rebuild switch --flake ~/.nix#snowbelle &>.nixos-switch-log || (
- cat .nixos-switch-log | grep --color error && false)
-gen=$(nixos-rebuild list-generations | grep current)
 git commit -am "$gen"
 popd