diff --git a/systems/LoutreOS/medias.nix b/systems/LoutreOS/medias.nix
index 3bd9a91..557eebf 100644
--- a/systems/LoutreOS/medias.nix
+++ b/systems/LoutreOS/medias.nix
@@ -46,6 +46,8 @@
               template = "radarr-custom-formats-hd-bluray-web-french-multi-vo";
             }
           ];
+          delete_old_custom_formats = true;
+          replace_existing_custom_formats = true;
           custom_formats = [
             # ===== Versions françaises =====
             {
@@ -138,6 +140,8 @@
               template = "sonarr-v4-custom-formats-bluray-web-1080p-french-multi-vo";
             }
           ];
+          delete_old_custom_formats = true;
+          replace_existing_custom_formats = true;
           custom_formats = [
             # ===== Versions françaises =====
             {