diff --git a/config/common/users.nix b/config/common/users.nix
index 026929b..400a106 100644
--- a/config/common/users.nix
+++ b/config/common/users.nix
@@ -9,10 +9,10 @@
 { config, pkgs, lib, ... }:
 
 let
-  authorizedKeysRepo = pkgs.fetchgit {
-    url = "https://git.hamburg.ccc.de/CCCHH/infrastructure-authorized-keys";
+  authorizedKeysRepo = builtins.fetchGit {
+    url = "forgejo@git.hamburg.ccc.de:CCCHH/infrastructure-authorized-keys.git"; 
+    ref = "trunk";
     rev = "686a6af22f6696f0c0595c56f463c078550049fc";
-    hash = "sha256-plTYjM6zPzoBE/dp6EUrk9mCqmab278p8FqBCTX8Grc=";
   };
   authorizedKeys = builtins.filter (item: item != "") (lib.strings.splitString "\n" (builtins.readFile "${authorizedKeysRepo}/authorized_keys"));
 in