diff --git a/Tranga/Jobs/DownloadNewChapters.cs b/Tranga/Jobs/DownloadNewChapters.cs
index 29c3e60..b07d46b 100644
--- a/Tranga/Jobs/DownloadNewChapters.cs
+++ b/Tranga/Jobs/DownloadNewChapters.cs
@@ -54,6 +54,6 @@ public class DownloadNewChapters : Job
         if (obj is not DownloadNewChapters otherJob)
             return false;
         return otherJob.mangaConnector == this.mangaConnector &&
-               otherJob.manga.Equals(this.manga);
+               otherJob.manga.publicationId == this.manga.publicationId;
     }
 }
\ No newline at end of file
diff --git a/Tranga/Jobs/UpdateMetadata.cs b/Tranga/Jobs/UpdateMetadata.cs
index 72b5a60..ac8bdd6 100644
--- a/Tranga/Jobs/UpdateMetadata.cs
+++ b/Tranga/Jobs/UpdateMetadata.cs
@@ -71,6 +71,6 @@ public class UpdateMetadata : Job
         if (obj is not UpdateMetadata otherJob)
             return false;
         return otherJob.mangaConnector == this.mangaConnector &&
-               otherJob.manga.Equals(this.manga);
+               otherJob.manga.publicationId == this.manga.publicationId;
     }
 }
\ No newline at end of file