diff --git a/homelab.scm b/homelab.scm
index 55ad5d6..5523d1f 100644
--- a/homelab.scm
+++ b/homelab.scm
@@ -40,6 +40,31 @@
     (home-page "http://home.metznet.ca")
     (license licenses:gpl3+)))
 
+(define-record-type* <metznet-system-configuration>
+  metznet-system-configuration make-metznet-system-configuration
+  metznet-system-configuration?
+  (repo metznet-system-configuration-repo
+           (default metznet-system))
+  (directory metznet-system-configuration-directory
+             (default "/etc/system")))
+
+(define-public metznet-system-activation
+  (match-lambda
+    (($ <metznet-system-configuration> repo directory)
+     #~(begin
+         (use-modules (guix build utils))
+         (if (directory-exists? #$directory)
+             (rmdir #$directory))
+         (symlink #$repo #$directory)))))
+
+(define-public metznet-system-service-type
+  (service-type
+    (name 'metznet-system)
+    (description "GUIX System service using metznet files")
+    (extensions (list
+                  (service-extension activation-service-type metznet-system-activation)))
+    (default-value (metznet-system-configuration))))
+
 (define-public nvim-vimtex
   (package
     (name "nvim-vimtex")