[nongnu] elpa/nix-mode 1b1b9fb61d 440/500: Update nixos

[ELPA Syncer]

branch: elpa/nix-mode
commit 1b1b9fb61d6ce4819d400ecefc7421be7623b369
Author: Matthew Bauer <mjbauer95@gmail.com>
Commit: Matthew Bauer <mjbauer95@gmail.com>

    Update nixos
---
 flake.lock | 8 ++++----
 flake.nix  | 4 ++--
 2 files changed, 6 insertions(+), 6 deletions(-)

diff --git a/flake.lock b/flake.lock
index f53b67ae36..6cb0e7ad83 100644
--- a/flake.lock
+++ b/flake.lock
@@ -2,16 +2,16 @@
   "nodes": {
     "nixpkgs": {
       "locked": {
-        "lastModified": 1609725427,
-        "narHash": "sha256-Yn97AVjFvQunGmwK3nnr7LihzMnp72jyaYNRRaJvAZ4=",
+        "lastModified": 1623961232,
+        "narHash": "sha256-5X5v37GTBFdQnc3rvbSPJyAtO+/z1wHZF3Kz61g2Mx4=",
         "owner": "NixOS",
         "repo": "nixpkgs",
-        "rev": "c5c6009fb436efe5732e07cd0e5692f495321752",
+        "rev": "bad3ccd099ebe9a8aa017bda8500ab02787d90aa",
         "type": "github"
       },
       "original": {
         "id": "nixpkgs",
-        "ref": "nixos-20.09-small",
+        "ref": "nixos-21.05-small",
         "type": "indirect"
       }
     },
diff --git a/flake.nix b/flake.nix
index 592fd01a03..8c16c7ddfa 100644
--- a/flake.nix
+++ b/flake.nix
@@ -1,10 +1,10 @@
 {
   description = "An emacs major mode for editing Nix expressions";
 
-  inputs.nixpkgs.url = "nixpkgs/nixos-20.09-small";
+  inputs.nixpkgs.url = "nixpkgs/nixos-21.05-small";
 
   outputs = { self, nixpkgs }: let
-    systems = [ "x86_64-linux" "i686-linux" "x86_64-darwin" "aarch64-linux" ];
+    systems = [ "x86_64-linux" "i686-linux" "x86_64-darwin" "aarch64-linux" 
"aarch64-darwin" ];
     forAllSystems = f: nixpkgs.lib.genAttrs systems (system: f system);
   in {
     packages = forAllSystems (system: with (import nixpkgs { inherit system; 
}); {