diff --git a/makefu/1systems/wry.nix b/makefu/1systems/wry.nix
index ed48c6abe..5788cb654 100644
--- a/makefu/1systems/wry.nix
+++ b/makefu/1systems/wry.nix
@@ -11,7 +11,7 @@ in {
       # TODO: copy this config or move to krebs
       ../2configs/hw/CAC.nix
       ../2configs/fs/CAC-CentOS-7-64bit.nix
-      ../2configs/headless.nix
+      ../2configs/save-diskspace.nix
 
       ../2configs/bepasty-dual.nix
 
@@ -27,8 +27,7 @@ in {
       ../2configs/collectd/collectd-base.nix
   ];
   krebs.retiolum.enable = true;
-  services.nixosManual.enable = false;
-  programs.man.enable = false;
+
   krebs.build.host = config.krebs.hosts.wry;
 
   krebs.Reaktor = {
@@ -83,9 +82,5 @@ in {
     nameservers = [ "8.8.8.8" ];
   };
 
-  # small machine - do not forget to gc every day
-  nix.gc.automatic = true;
-  nix.gc.dates = "03:10";
-
   environment.systemPackages = [ ];
 }
diff --git a/makefu/2configs/save-diskspace.nix b/makefu/2configs/save-diskspace.nix
new file mode 100644
index 000000000..cc2b29cac
--- /dev/null
+++ b/makefu/2configs/save-diskspace.nix
@@ -0,0 +1,9 @@
+_:
+# TODO: do not check out nixpkgs master but fetch revision from github
+{
+  services.nixosManual.enable = false;
+  programs.man.enable = false;
+  services.journald.extraConfig = "SystemMaxUse=50M";
+  nix.gc.automatic = true;
+  nix.gc.dates = "03:10";
+}