diff --git a/configuration.nix b/configuration.nix
index f48b83b..8a9d801 100644
--- a/configuration.nix
+++ b/configuration.nix
@@ -211,7 +211,7 @@
   # Enable automatic upgrades
   system.autoUpgrade.enable = true;
   system.autoUpgrade.allowReboot = true;
-  system.autoUpgrade.flake = "127.0.0.1:3000/Twins/server-configuration.git";
+  system.autoUpgrade.flake = "http://127.0.0.1:3000/Twins/server-configuration.git";
 
   # Enable automatic garbage collection
   nix.gc = {