diff --git a/cluster/nix/default.nix b/cluster/nix/default.nix
index 48690d4..a5f5082 100644
--- a/cluster/nix/default.nix
+++ b/cluster/nix/default.nix
@@ -1,8 +1,8 @@
 let
   pkgs = import (fetchGit {
-    name = "nixos-unstable-2020-02-12";
+    name = "nixos-unstable-2020-08-22";
     url = https://github.com/nixos/nixpkgs-channels/;
-    rev = "a21c2fa3ea2b88e698db6fc151d9c7259ae14d96";
+    rev = "c59ea8b8a0e7f927e7291c14ea6cd1bd3a16ff38";
   });
 
   cfg = {