diff --git a/systems/LoutreOS/services.nix b/systems/LoutreOS/services.nix
index 2bc5e4155..4c8fb8050 100644
--- a/systems/LoutreOS/services.nix
+++ b/systems/LoutreOS/services.nix
@@ -552,6 +552,7 @@ in
       extraConfig = {
         PHOTOPRISM_AUTH_MODE = "public";
         PHOTOPRISM_READONLY = "1";
+        PHOTOPRISM_SITE_URL = "https://photo.nyanlout.re/";
       };
     };
   };