diff --git a/flake.lock b/flake.lock
index 36e1ab8..8876355 100644
--- a/flake.lock
+++ b/flake.lock
@@ -7,11 +7,11 @@
         ]
       },
       "locked": {
-        "lastModified": 1733570843,
-        "narHash": "sha256-sQJAxY1TYWD1UyibN/FnN97paTFuwBw3Vp3DNCyKsMk=",
+        "lastModified": 1735956190,
+        "narHash": "sha256-svzx3yVXD5tbBJZCn3Lt1RriH8GHo6CyVUPTHejf7sU=",
         "owner": "lnl7",
         "repo": "nix-darwin",
-        "rev": "a35b08d09efda83625bef267eb24347b446c80b8",
+        "rev": "3feaf376d75d3d58ebf7e9a4f584d00628548ad9",
         "type": "github"
       },
       "original": {
@@ -137,11 +137,11 @@
         ]
       },
       "locked": {
-        "lastModified": 1734622215,
-        "narHash": "sha256-OOfI0XhSJGHblfdNDhfnn8QnZxng63rWk9eeJ2tCbiI=",
+        "lastModified": 1735947440,
+        "narHash": "sha256-jnEcfmOhWntmVEcqlvs+j532+mvmgsKtQSSfukgkn+A=",
         "owner": "nix-community",
         "repo": "home-manager",
-        "rev": "1395379a7a36e40f2a76e7b9936cc52950baa1be",
+        "rev": "a9987622b7b93c82e147f198574e8e6ffbf5e327",
         "type": "github"
       },
       "original": {
@@ -186,11 +186,11 @@
     },
     "nixlib": {
       "locked": {
-        "lastModified": 1734224914,
-        "narHash": "sha256-hKWALzQ/RxxXdKWsLKXULru6XTag9Cc5exgVyS4a/AE=",
+        "lastModified": 1734829460,
+        "narHash": "sha256-dPhc+f2wkmhMqMIfq+hColJdysgVxKP9ilZ5bR0NRZI=",
         "owner": "nix-community",
         "repo": "nixpkgs.lib",
-        "rev": "538697b664a64fade8ce628d01f35d1f1fd82d77",
+        "rev": "0a31e8d833173ae63e43fd9dbff1ccf09c4f778c",
         "type": "github"
       },
       "original": {
@@ -207,11 +207,11 @@
         ]
       },
       "locked": {
-        "lastModified": 1734570415,
-        "narHash": "sha256-kcsDNcEr4hYuDc8l+ox41FvEPpmQTV3/3hgdx3tuxHw=",
+        "lastModified": 1734915500,
+        "narHash": "sha256-A7CTIQ8SW0hfbhKlwK+vSsu4pD+Oaelw3v6goX6go+U=",
         "owner": "nix-community",
         "repo": "nixos-generators",
-        "rev": "b8f266f26bb757e7aec18adeee6919db6666c4f6",
+        "rev": "051d1b2dda3b2e81b38d82e2b691e5c2f4d335f4",
         "type": "github"
       },
       "original": {
@@ -222,11 +222,11 @@
     },
     "nixpkgs": {
       "locked": {
-        "lastModified": 1734435836,
-        "narHash": "sha256-kMBQ5PRiFLagltK0sH+08aiNt3zGERC2297iB6vrvlU=",
+        "lastModified": 1735821806,
+        "narHash": "sha256-cuNapx/uQeCgeuhUhdck3JKbgpsml259sjUQnWM7zW8=",
         "owner": "NixOS",
         "repo": "nixpkgs",
-        "rev": "4989a246d7a390a859852baddb1013f825435cee",
+        "rev": "d6973081434f88088e5321f83ebafe9a1167c367",
         "type": "github"
       },
       "original": {
@@ -236,22 +236,6 @@
         "type": "github"
       }
     },
-    "nixpkgs-stable": {
-      "locked": {
-        "lastModified": 1730741070,
-        "narHash": "sha256-edm8WG19kWozJ/GqyYx2VjW99EdhjKwbY3ZwdlPAAlo=",
-        "owner": "NixOS",
-        "repo": "nixpkgs",
-        "rev": "d063c1dd113c91ab27959ba540c0d9753409edf3",
-        "type": "github"
-      },
-      "original": {
-        "owner": "NixOS",
-        "ref": "nixos-24.05",
-        "repo": "nixpkgs",
-        "type": "github"
-      }
-    },
     "nixpkgs_2": {
       "locked": {
         "lastModified": 1728193676,
@@ -274,15 +258,14 @@
         "gitignore": "gitignore",
         "nixpkgs": [
           "nixpkgs"
-        ],
-        "nixpkgs-stable": "nixpkgs-stable"
+        ]
       },
       "locked": {
-        "lastModified": 1734425854,
-        "narHash": "sha256-nzE5UbJ41aPEKf8R2ZFYtLkqPmF7EIUbNEdHMBLg0Ig=",
+        "lastModified": 1735882644,
+        "narHash": "sha256-3FZAG+pGt3OElQjesCAWeMkQ7C/nB1oTHLRQ8ceP110=",
         "owner": "cachix",
         "repo": "pre-commit-hooks.nix",
-        "rev": "0ddd26d0925f618c3a5d85a4fa5eb1e23a09491d",
+        "rev": "a5a961387e75ae44cc20f0a57ae463da5e959656",
         "type": "github"
       },
       "original": {
@@ -300,16 +283,16 @@
         "rpi-firmware-nonfree-src": "rpi-firmware-nonfree-src",
         "rpi-firmware-src": "rpi-firmware-src",
         "rpi-linux-6_10_12-src": "rpi-linux-6_10_12-src",
-        "rpi-linux-6_6_54-src": "rpi-linux-6_6_54-src",
+        "rpi-linux-6_6_67-src": "rpi-linux-6_6_67-src",
         "rpicam-apps-src": "rpicam-apps-src",
         "u-boot-src": "u-boot-src"
       },
       "locked": {
-        "lastModified": 1731941843,
-        "narHash": "sha256-/QG4C9WVP79A7jRFC3Ci1q1l6ah7gr3/SF/MWUk/hhM=",
+        "lastModified": 1735845947,
+        "narHash": "sha256-0qkAQ6f6KDuNMarweWbCMuY3VvNtfFY8vXUG2CPIsHE=",
         "owner": "nix-community",
         "repo": "raspberry-pi-nix",
-        "rev": "aaec735faf81ff05356d65c7408136d2c1522d34",
+        "rev": "c776eb0a74b928fa8036d400f7346c75aacfe793",
         "type": "github"
       },
       "original": {
@@ -400,14 +383,14 @@
         "type": "github"
       }
     },
-    "rpi-linux-6_6_54-src": {
+    "rpi-linux-6_6_67-src": {
       "flake": false,
       "locked": {
-        "lastModified": 1728155174,
-        "narHash": "sha256-/8RjW35XQMnshjAE4Ey8j3oWzE2GOntnBYY6PlvZGhs=",
+        "lastModified": 1734790986,
+        "narHash": "sha256-q9swM2TmmuzbUuQnbLZk5PseKWD7/SNPwtth6bpGIqE=",
         "owner": "raspberrypi",
         "repo": "linux",
-        "rev": "12f0f28db3afe451a81a34c5a444f6841c10067c",
+        "rev": "811ff707533bcd67cdcd368bbd46223082009b12",
         "type": "github"
       },
       "original": {
@@ -441,11 +424,11 @@
         ]
       },
       "locked": {
-        "lastModified": 1734546875,
-        "narHash": "sha256-6OvJbqQ6qPpNw3CA+W8Myo5aaLhIJY/nNFDk3zMXLfM=",
+        "lastModified": 1735844895,
+        "narHash": "sha256-CIRlqX9tBK2awJkmVu2cKuap/0QziDXStQZ/u/+e8Z4=",
         "owner": "Mic92",
         "repo": "sops-nix",
-        "rev": "ed091321f4dd88afc28b5b4456e0a15bd8374b4d",
+        "rev": "24d89184adf76d7ccc99e659dc5f3838efb5ee32",
         "type": "github"
       },
       "original": {
diff --git a/nix/hosts/heraclitus/homebrew.nix b/nix/hosts/heraclitus/homebrew.nix
index 71add9a..ff45155 100644
--- a/nix/hosts/heraclitus/homebrew.nix
+++ b/nix/hosts/heraclitus/homebrew.nix
@@ -18,6 +18,7 @@ _:
         name = "emacs-plus";
         args = [ "with-native-comp" ];
       }
+      "asdf"
       "awscli"
       "cmake"
       "coreutils"