diff --git a/src/Jackett.Updater/Program.cs b/src/Jackett.Updater/Program.cs
index 60e1166e6..882d73ad7 100644
--- a/src/Jackett.Updater/Program.cs
+++ b/src/Jackett.Updater/Program.cs
@@ -186,6 +186,7 @@ namespace Jackett.Updater
                 "Definitions/t411.yml",
                 "Definitions/hdbc.yml", // renamed to hdbitscom
                 "Definitions/nyaa.yml",
+                "Definitions/nachtwerk.yml",
             };
 
             foreach (var oldFIle in oldFiles)