diff --git a/config/services/heisenbridge.nix b/config/services/heisenbridge.nix
index ebd817c9..4764e023 100644
--- a/config/services/heisenbridge.nix
+++ b/config/services/heisenbridge.nix
@@ -5,5 +5,5 @@
     homeserver = "https://matrix.int.chir.rs";
     enable = true;
   };
-  services.matrix-synapse.settings.app_service_config_files = ["/var/lib/heisenbridge/registration.yaml"];
+  services.matrix-synapse.settings.app_service_config_files = ["/var/lib/heisenbridge/registration.yml"];
 }
diff --git a/config/services/kubo-local.nix b/config/services/kubo-local.nix
index d00ffecc..18e1048c 100644
--- a/config/services/kubo-local.nix
+++ b/config/services/kubo-local.nix
@@ -5,6 +5,7 @@
   ...
 }: {
   services.kubo = {
+    package = pkgs.kubo-orig;
     autoMigrate = true;
     emptyRepo = true;
     enable = true;
diff --git a/overlays/default.nix b/overlays/default.nix
index dae28176..91784d1c 100644
--- a/overlays/default.nix
+++ b/overlays/default.nix
@@ -65,4 +65,5 @@ in
       doCheck = false;
       doInstallCheck = false;
     });
+    kubo-orig = kubo;
   }