diff --git a/nix/system/default.nix b/nix/system/default.nix
index 29cfdfa..49ef44b 100644
--- a/nix/system/default.nix
+++ b/nix/system/default.nix
@@ -56,11 +56,15 @@
     jack.enable = true;
   };
 
+  # docker
+  virtualisation.docker.enable = true;
+  virtualisation.docker.storageDriver = "btrfs";
+
   # create user account
   users.users.${config.user} = {
     isNormalUser = true;
     description = config.fullName;
-    extraGroups = [ "networkmanager" "wheel" "sys" "video" "audio" ];
+    extraGroups = [ "networkmanager" "wheel" "sys" "video" "audio" "docker" ];
     home = config.homePath;
     shell = pkgs.zsh;
   };