diff --git a/hosts/common/default.nix b/hosts/common/default.nix
index 1bb8f5b..eecdc62 100644
--- a/hosts/common/default.nix
+++ b/hosts/common/default.nix
@@ -30,6 +30,8 @@
     useXkbConfig = true;
   };
 
+  virtualisation.docker.enable = true;
+
   # Enable the X11 windowing system.
   services.xserver = {
     enable = true;
@@ -65,7 +67,7 @@
     isNormalUser = true;
     home = "/home/daniel";
     initialPassword = "password";
-    extraGroups = [ "wheel" "networkmanager" ]; # Enable ‘sudo’ for the user.
+    extraGroups = [ "wheel" "networkmanager" "docker" ];
     shell = pkgs.zsh;
   };