diff --git a/flake.lock b/flake.lock
index db952ae..a842500 100644
--- a/flake.lock
+++ b/flake.lock
@@ -1,12 +1,16 @@
 {
   "nodes": {
     "emacs-overlay": {
+      "inputs": {
+        "flake-utils": "flake-utils",
+        "nixpkgs": "nixpkgs"
+      },
       "locked": {
-        "lastModified": 1651640396,
-        "narHash": "sha256-QzqsqK9s/PYMgcUrQUqeKNv/9X5nvnQfX/h2v1fH65Q=",
+        "lastModified": 1655466057,
+        "narHash": "sha256-hKU7xPIfCFrKu9wch2rjGmhmHQRD6AcONx72ErvBXyQ=",
         "owner": "nix-community",
         "repo": "emacs-overlay",
-        "rev": "43b4c2b4eaa3893266661e31bfc87e9915bebeef",
+        "rev": "dd569be57258f80a7d1ef924e6ae00323bd2319e",
         "type": "github"
       },
       "original": {
@@ -17,11 +21,26 @@
     },
     "flake-utils": {
       "locked": {
-        "lastModified": 1649676176,
-        "narHash": "sha256-OWKJratjt2RW151VUlJPRALb7OU2S5s+f0vLj4o1bHM=",
+        "lastModified": 1653893745,
+        "narHash": "sha256-0jntwV3Z8//YwuOjzhV2sgJJPt+HY6KhU7VZUL0fKZQ=",
         "owner": "numtide",
         "repo": "flake-utils",
-        "rev": "a4b154ebbdc88c8498a5c7b01589addc9e9cb678",
+        "rev": "1ed9fb1935d260de5fe1c2f7ee0ebaae17ed2fa1",
+        "type": "github"
+      },
+      "original": {
+        "owner": "numtide",
+        "repo": "flake-utils",
+        "type": "github"
+      }
+    },
+    "flake-utils_2": {
+      "locked": {
+        "lastModified": 1653893745,
+        "narHash": "sha256-0jntwV3Z8//YwuOjzhV2sgJJPt+HY6KhU7VZUL0fKZQ=",
+        "owner": "numtide",
+        "repo": "flake-utils",
+        "rev": "1ed9fb1935d260de5fe1c2f7ee0ebaae17ed2fa1",
         "type": "github"
       },
       "original": {
@@ -32,11 +51,23 @@
     },
     "nixpkgs": {
       "locked": {
-        "lastModified": 1651558728,
+        "lastModified": 0,
         "narHash": "sha256-8HzyRnWlgZluUrVFNOfZAOlA1fghpOSezXvxhalGMUo=",
+        "path": "/nix/store/a7vqg16mrzq49vb6j7i3ry0i49i24rvf-source",
+        "type": "path"
+      },
+      "original": {
+        "id": "nixpkgs",
+        "type": "indirect"
+      }
+    },
+    "nixpkgs_2": {
+      "locked": {
+        "lastModified": 1655306633,
+        "narHash": "sha256-nv4FfWWV/dEelByjXJtJkoDPOHIsKfLq50RN3Hqq5Yk=",
         "owner": "NixOS",
         "repo": "nixpkgs",
-        "rev": "cbe587c735b734405f56803e267820ee1559e6c1",
+        "rev": "b1957596ff1c7aa8c55c4512b7ad1c9672502e8e",
         "type": "github"
       },
       "original": {
@@ -49,8 +80,8 @@
     "root": {
       "inputs": {
         "emacs-overlay": "emacs-overlay",
-        "flake-utils": "flake-utils",
-        "nixpkgs": "nixpkgs"
+        "flake-utils": "flake-utils_2",
+        "nixpkgs": "nixpkgs_2"
       }
     }
   },
diff --git a/nixos/dustbowl.nix b/nixos/dustbowl.nix
index d3903d6..d113bb6 100644
--- a/nixos/dustbowl.nix
+++ b/nixos/dustbowl.nix
@@ -24,7 +24,7 @@
   };
 
   # Kernel version
-  boot.kernelPackages = pkgs.linuxPackages_5_15;
+  boot.kernelPackages = pkgs.linuxPackages_5_18;
 
   # Use the systemd-boot EFI boot loader.
   # boot.loader.systemd-boot.enable = true;