diff --git a/makefu/2configs/virtualisation/docker.nix b/makefu/2configs/virtualisation/docker.nix
index ddef9e371..951bdbf26 100644
--- a/makefu/2configs/virtualisation/docker.nix
+++ b/makefu/2configs/virtualisation/docker.nix
@@ -1,8 +1,9 @@
-{ pkgs, ... }:
+{ pkgs, config, ... }:
 {
   virtualisation.docker.enable = true;
   environment.systemPackages = with pkgs;[
     docker
     docker_compose
   ];
+  users.extraUsers.${config.krebs.build.user.name}.extraGroups = [ "docker" ];
 }