diff --git a/nix/os/devices/srv0.home-ch.stefanjunker.de/versions.nix b/nix/os/devices/srv0.home-ch.stefanjunker.de/versions.nix
index addf3ae..25be384 100644
--- a/nix/os/devices/srv0.home-ch.stefanjunker.de/versions.nix
+++ b/nix/os/devices/srv0.home-ch.stefanjunker.de/versions.nix
@@ -2,7 +2,7 @@ let
   nixpkgs = {
     url = "https://github.com/NixOS/nixpkgs/";
     ref = "nixos-21.11";
-    rev = "0f316e4d72daed659233817ffe52bf08e081b5de";
+    rev = "2c66a7a6e036971c4847cca424125f55b9eb0b0b";
   };
 in
 
@@ -12,11 +12,11 @@ in
   "nixpkgs-master" = {
     url = "https://github.com/NixOS/nixpkgs/";
     ref = "master";
-    rev = "4269133f096f6da2fa2858697afbe2a4ac94a983";
+    rev = "1c36a4620a4afdbdaeffc175e71d0861270f2a35";
   };
   "home-manager-module" = {
     url = "https://github.com/nix-community/home-manager";
     ref = "release-21.11";
-    rev = "28b9ae40c45c5e7711c353fee1b7af734e293979";
+    rev = "a8d00f5c038cf7ec54e7dac9c57b171c1217f008";
   };
 }