From 532575e29e196ed59a5457fd4b4c6af5e0740287 Mon Sep 17 00:00:00 2001
From: Secozzi <49240133+Secozzi@users.noreply.github.com>
Date: Sat, 26 Sep 2026 18:53:32 +0200
Subject: [PATCH] Fixed entries being incorrectly marked as duplicates when
 tracked with some trackers (#4008)

If a tracker doesn't set `remote_id`, it defaults to 0 so comparing entries based on `remote_id` when it's 0 doesn't make sense
---
 CHANGELOG.md                                      | 1 +
 data/src/main/sqldelight/tachiyomi/data/mangas.sq | 1 +
 2 files changed, 2 insertions(+)

diff --git a/CHANGELOG.md b/CHANGELOG.md
index 70173b26f..0742fbf64 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -31,6 +31,7 @@ The format is a modified version of [Keep a Changelog](https://keepachangelog.co
 - Fixed default category and manga sometimes not getting their category set when restoring a backup ([@Secozzi](https://github.com/Secozzi)) ([#3891](https://github.com/mihonapp/mihon/pull/3891))
 - Fixed AniList rate limit ([@MajorTanya](https://github.com/MajorTanya)) ([#3942](https://github.com/mihonapp/mihon/pull/3942))
 - Fixed library search when clicking source name in manga info screen ([@choppeh](https://github.com/choppeh)) ([#4002](https://github.com/mihonapp/mihon/pull/4002))
+- Fixed entries being incorrectly marked as duplicates when tracked with some trackers ([@Secozzi](https://github.com/Secozzi)) ([#4008](https://github.com/mihonapp/mihon/pull/4008))
 
 ## [v0.20.4] - 2026-08-05
 ### Fixed
diff --git a/data/src/main/sqldelight/tachiyomi/data/mangas.sq b/data/src/main/sqldelight/tachiyomi/data/mangas.sq
index b5d1909f7..272f1fcf8 100644
--- a/data/src/main/sqldelight/tachiyomi/data/mangas.sq
+++ b/data/src/main/sqldelight/tachiyomi/data/mangas.sq
@@ -126,6 +126,7 @@ track_dupes AS (
     INNER JOIN manga_sync S2
     ON S1.sync_id = S2.sync_id
     AND S1.remote_id = S2.remote_id
+    AND S1.remote_id != 0
     AND S1.manga_id != S2.manga_id
     WHERE S1.manga_id = :id
 ),