diff --git a/flake.nix b/flake.nix
index 273a82c..b7b74a4 100644
--- a/flake.nix
+++ b/flake.nix
@@ -22,7 +22,7 @@
     };
 
     authorizedKeysRepo = {
-      url = "git+https://git.hamburg.ccc.de/CCCHH/infrastructure-authorized-keys.git?ref=trunk&rev=686a6af22f6696f0c0595c56f463c078550049fc";
+      url = "https://git.hamburg.ccc.de/CCCHH/infrastructure-authorized-keys/archive/686a6af22f6696f0c0595c56f463c078550049fc.tar.gz";
       flake = false;
     };
   };