diff --git a/flake.lock b/flake.lock
index 94ff7e7..2f15e41 100644
--- a/flake.lock
+++ b/flake.lock
@@ -7,11 +7,11 @@
         ]
       },
       "locked": {
-        "lastModified": 1739933872,
-        "narHash": "sha256-UhuvTR4OrWR+WBaRCZm4YMkvjJhZ1KZo/jRjE41m+Ek=",
+        "lastModified": 1740613821,
+        "narHash": "sha256-kShMCSUUTS319NF5JwIR0CfbYdiOsIELoq+WZQ4vubs=",
         "owner": "lnl7",
         "repo": "nix-darwin",
-        "rev": "6ab392f626a19f1122d1955c401286e1b7cf6b53",
+        "rev": "31631ea68f1df3a658d4e85682da2fcf19b0244b",
         "type": "github"
       },
       "original": {
@@ -137,11 +137,11 @@
         ]
       },
       "locked": {
-        "lastModified": 1740060750,
-        "narHash": "sha256-FOC9OzJ5Ckh6VjzGSRh4F3UCUOdM8NrzQT19PQcQJ44=",
+        "lastModified": 1740624780,
+        "narHash": "sha256-8TP61AI3QBQsjzVUQFIV8NoB5nbYfJB3iHczhBikDkU=",
         "owner": "nix-community",
         "repo": "home-manager",
-        "rev": "0c0b0ac8af6ca76b1fcb514483a9bd73c18f1e8c",
+        "rev": "b8869e4ead721bbd4f0d6b927e8395705d4f16e6",
         "type": "github"
       },
       "original": {
@@ -222,11 +222,11 @@
     },
     "nixpkgs": {
       "locked": {
-        "lastModified": 1740019556,
-        "narHash": "sha256-vn285HxnnlHLWnv59Og7muqECNMS33mWLM14soFIv2g=",
+        "lastModified": 1740547748,
+        "narHash": "sha256-Ly2fBL1LscV+KyCqPRufUBuiw+zmWrlJzpWOWbahplg=",
         "owner": "NixOS",
         "repo": "nixpkgs",
-        "rev": "dad564433178067be1fbdfcce23b546254b6d641",
+        "rev": "3a05eebede89661660945da1f151959900903b6a",
         "type": "github"
       },
       "original": {
@@ -285,15 +285,14 @@
         "rpi-linux-6_12_11-src": "rpi-linux-6_12_11-src",
         "rpi-linux-6_6_67-src": "rpi-linux-6_6_67-src",
         "rpi-linux-stable-src": "rpi-linux-stable-src",
-        "rpicam-apps-src": "rpicam-apps-src",
-        "u-boot-src": "u-boot-src"
+        "rpicam-apps-src": "rpicam-apps-src"
       },
       "locked": {
-        "lastModified": 1738949424,
-        "narHash": "sha256-w+OitboChUZUZAn2lFA3YGxUBSz4F5TLqBwEkkEtN+0=",
+        "lastModified": 1740187527,
+        "narHash": "sha256-thcUeJlXJ6lD5s1UDKE3jYyzdSRxMjcE/mSWf5Y0KHU=",
         "owner": "nix-community",
         "repo": "raspberry-pi-nix",
-        "rev": "f3171167258766def0851915685b9a6e7ca7e96e",
+        "rev": "4f6706677c4adeca591ada531fc4d7b7b68c0414",
         "type": "github"
       },
       "original": {
@@ -485,19 +484,6 @@
         "type": "github"
       }
     },
-    "u-boot-src": {
-      "flake": false,
-      "locked": {
-        "lastModified": 1719857238,
-        "narHash": "sha256-mJ2TBy0Y5ZtcGFgtU5RKr0UDUp5FWzojbFb+o/ebRJU=",
-        "type": "tarball",
-        "url": "https://ftp.denx.de/pub/u-boot/u-boot-2024.07.tar.bz2"
-      },
-      "original": {
-        "type": "tarball",
-        "url": "https://ftp.denx.de/pub/u-boot/u-boot-2024.07.tar.bz2"
-      }
-    },
     "utils": {
       "inputs": {
         "systems": "systems"
diff --git a/nix/hosts/heraclitus/homebrew.nix b/nix/hosts/heraclitus/homebrew.nix
index d876034..8585784 100644
--- a/nix/hosts/heraclitus/homebrew.nix
+++ b/nix/hosts/heraclitus/homebrew.nix
@@ -12,10 +12,6 @@ _:
     ];
 
     brews = [
-      {
-        name = "emacs-plus";
-        args = [ "with-native-comp" ];
-      }
       "asdf"
       "awscli"
       "cmake"
@@ -23,6 +19,7 @@ _:
       "coreutils"
       "drone-cli"
       "doppler"
+      "emacs-plus"
       "fontconfig"
       "gcc"
       "gh"