diff --git a/flake.lock b/flake.lock
index ba8c8a7..03e34ac 100644
--- a/flake.lock
+++ b/flake.lock
@@ -2,16 +2,16 @@
   "nodes": {
     "nixpkgs": {
       "locked": {
-        "lastModified": 1764494334,
-        "narHash": "sha256-x2xCEXUlU4Ap56+t5HaoReOQ/bV/bIQ5rzTn/m+V3HQ=",
+        "lastModified": 1779971959,
+        "narHash": "sha256-R5nauXyqyfRUFiZycFFZdkF7wl6eaUpPLst35+2nJQY=",
         "owner": "nixos",
         "repo": "nixpkgs",
-        "rev": "d542db745310b6929708d9abea513f3ff19b1341",
+        "rev": "ec942ba042dad5ef097e2ef3a3effc034241f011",
         "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 ecffc44..fb5257e 100644
--- a/flake.nix
+++ b/flake.nix
@@ -2,7 +2,7 @@
   description = "A very basic flake";
 
   inputs = {
-    nixpkgs.url = "github:nixos/nixpkgs/nixos-25.11";
+    nixpkgs.url = "github:nixos/nixpkgs/nixos-26.05";
   };
 
   outputs =
diff --git a/nvim-lsp.nix b/nvim-lsp.nix
index e5b08d3..02a7d22 100644
--- a/nvim-lsp.nix
+++ b/nvim-lsp.nix
@@ -40,7 +40,6 @@ let
         repeat
         targets-vim
         UltiSnips
-        vim-addon-nix
         vim-signify
         vim-slime
         vim-snippets