diff --git a/README.md b/README.md
index c5c0842..a7663b7 100644
--- a/README.md
+++ b/README.md
@@ -23,7 +23,7 @@ notfiles/
 
 | Input | Purpose |
 | :---- | :------ |
-| [`nixpkgs`][nixpkgs] | NixOS 25.11 |
+| [`nixpkgs`][nixpkgs] | NixOS 26.05 |
 | [`home-manager`][home-manager] | User environment management |
 | [`plasma-manager`][plasma-manager] | Declarative KDE Plasma configuration |
 | [`nix4vscode`][nix4vscode] | VSCode/VSCodium extension management |
diff --git a/flake.lock b/flake.lock
index a50e7ca..2d1965a 100644
--- a/flake.lock
+++ b/flake.lock
@@ -69,16 +69,16 @@
         ]
       },
       "locked": {
-        "lastModified": 1779506708,
-        "narHash": "sha256-QOD/CNm196nCJRheux/URi4/HE66fthdOMqCJoPP1Y0=",
+        "lastModified": 1780883961,
+        "narHash": "sha256-WU6SUrESuPiEXEUvX4D51AgWrXRJty+sLJBwBaDBGqE=",
         "owner": "nix-community",
         "repo": "home-manager",
-        "rev": "3ee51fbdac8c8bdfe1e7e1fcaba6520a563f394f",
+        "rev": "4eb4fec41674d5b059aa2eedf0f98453890546fa",
         "type": "github"
       },
       "original": {
         "owner": "nix-community",
-        "ref": "release-25.11",
+        "ref": "release-26.05",
         "repo": "home-manager",
         "type": "github"
       }
@@ -173,16 +173,16 @@
     },
     "nixpkgs_4": {
       "locked": {
-        "lastModified": 1780511130,
-        "narHash": "sha256-2v9lT4ya59Lh1FqPeLnz1MoX9y/wz2huqfe9RtQZITk=",
+        "lastModified": 1780734595,
+        "narHash": "sha256-DmTfP92QFYRLOGXlMIE54MAgxSJjDWocl3gRNOu72Os=",
         "owner": "nixos",
         "repo": "nixpkgs",
-        "rev": "535f3e6942cb1cead3929c604320d3db54b542b9",
+        "rev": "9b696460ac78b5ccfc17c854d8c976f20456e943",
         "type": "github"
       },
       "original": {
         "owner": "nixos",
-        "ref": "nixos-25.11",
+        "ref": "nixos-26.05",
         "repo": "nixpkgs",
         "type": "github"
       }
diff --git a/flake.nix b/flake.nix
index a5d6957..65b36ca 100644
--- a/flake.nix
+++ b/flake.nix
@@ -2,10 +2,10 @@
   description = "Alex's NotFiles";
 
   inputs = {
-    nixpkgs.url = "github:nixos/nixpkgs/nixos-25.11";
+    nixpkgs.url = "github:nixos/nixpkgs/nixos-26.05";
 
     home-manager = {
-      url = "github:nix-community/home-manager/release-25.11";
+      url = "github:nix-community/home-manager/release-26.05";
       inputs.nixpkgs.follows = "nixpkgs";
     };
 
diff --git a/home/modules/ssh.nix b/home/modules/ssh.nix
index a1d1910..18410f4 100644
--- a/home/modules/ssh.nix
+++ b/home/modules/ssh.nix
@@ -6,7 +6,7 @@
 
     enableDefaultConfig = false;
     
-    matchBlocks = {
+    settings = {
       "github.com" = {
         hostname = "github.com";
         user = "git";
diff --git a/home/modules/vscode.nix b/home/modules/vscode.nix
index d456608..3d6a5a8 100644
--- a/home/modules/vscode.nix
+++ b/home/modules/vscode.nix
@@ -1,5 +1,5 @@
 { pkgs, ... }: {
-  programs.vscode = {
+  programs.vscodium = {
     enable = true;
     package = pkgs.vscodium;
 
diff --git a/scripts/fetch-iso.sh b/scripts/fetch-iso.sh
index 1bf0b04..ba3643d 100755
--- a/scripts/fetch-iso.sh
+++ b/scripts/fetch-iso.sh
@@ -10,7 +10,7 @@
 
 set -euo pipefail
 
-CHANNEL="nixos-25.11"
+CHANNEL="nixos-26.05"
 EDITION="graphical"
 ARCH="x86_64-linux"
 DEST_DIR="iso"
diff --git a/scripts/register-host.py b/scripts/register-host.py
index acc27bc..43058a7 100755
--- a/scripts/register-host.py
+++ b/scripts/register-host.py
@@ -86,7 +86,7 @@ DEFAULT_NIX_TEMPLATE = dedent("""\
         polkitPolicyOwners = [ "alex" ];
       };
 
-      system.stateVersion = "25.11";
+      system.stateVersion = "26.05";
     }}
 """)