diff --git a/nix/configuration/flake.lock b/nix/configuration/flake.lock
index 694e3d8..bdb4dd3 100644
--- a/nix/configuration/flake.lock
+++ b/nix/configuration/flake.lock
@@ -123,11 +123,11 @@
         ]
       },
       "locked": {
-        "lastModified": 1736785676,
-        "narHash": "sha256-TY0jUwR3EW0fnS0X5wXMAVy6h4Z7Y6a3m+Yq++C9AyE=",
+        "lastModified": 1737120639,
+        "narHash": "sha256-p5e/45V41YD3tMELuiNIoVCa25/w4nhOTm0B9MtdHFI=",
         "owner": "nix-community",
         "repo": "home-manager",
-        "rev": "fc52a210b60f2f52c74eac41a8647c1573d2071d",
+        "rev": "a0046af169ce7b1da503974e1b22c48ef4d71887",
         "type": "github"
       },
       "original": {
@@ -138,11 +138,11 @@
     },
     "impermanence": {
       "locked": {
-        "lastModified": 1734945620,
-        "narHash": "sha256-olIfsfJK4/GFmPH8mXMmBDAkzVQ1TWJmeGT3wBGfQPY=",
+        "lastModified": 1736688610,
+        "narHash": "sha256-1Zl9xahw399UiZSJ9Vxs1W4WRFjO1SsNdVZQD4nghz0=",
         "owner": "nix-community",
         "repo": "impermanence",
-        "rev": "d000479f4f41390ff7cf9204979660ad5dd16176",
+        "rev": "c64bed13b562fc3bb454b48773d4155023ac31b7",
         "type": "github"
       },
       "original": {
@@ -180,11 +180,11 @@
     },
     "nixpkgs": {
       "locked": {
-        "lastModified": 1736798957,
-        "narHash": "sha256-qwpCtZhSsSNQtK4xYGzMiyEDhkNzOCz/Vfu4oL2ETsQ=",
+        "lastModified": 1737062831,
+        "narHash": "sha256-Tbk1MZbtV2s5aG+iM99U8FqwxU/YNArMcWAv6clcsBc=",
         "owner": "NixOS",
         "repo": "nixpkgs",
-        "rev": "9abb87b552b7f55ac8916b6fc9e5cb486656a2f3",
+        "rev": "5df43628fdf08d642be8ba5b3625a6c70731c19c",
         "type": "github"
       },
       "original": {
diff --git a/nix/configuration/hosts/odo/optimized_build.nix b/nix/configuration/hosts/odo/optimized_build.nix
index 81dc96e..a9108fe 100644
--- a/nix/configuration/hosts/odo/optimized_build.nix
+++ b/nix/configuration/hosts/odo/optimized_build.nix
@@ -39,7 +39,7 @@
         # linux
         # linux_6_11
         # linux_zen
-        linux_znver4 = optimizeWithFlags super.linux_6_11 [
+        linux_znver4 = optimizeWithFlags super.linux_6_12 [
           "-march=znver4"
           "-mtune=znver4"
         ];