diff --git a/app/src/main/java/eu/kanade/domain/manga/interactor/NetworkToLocalManga.kt b/app/src/main/java/eu/kanade/domain/manga/interactor/NetworkToLocalManga.kt
index 04daa1800..d863e7b73 100644
--- a/app/src/main/java/eu/kanade/domain/manga/interactor/NetworkToLocalManga.kt
+++ b/app/src/main/java/eu/kanade/domain/manga/interactor/NetworkToLocalManga.kt
@@ -7,11 +7,11 @@ class NetworkToLocalManga(
     private val mangaRepository: MangaRepository,
 ) {
 
-    suspend fun await(manga: Manga, sourceId: Long): Manga {
-        val localManga = getManga(manga.url, sourceId)
+    suspend fun await(manga: Manga): Manga {
+        val localManga = getManga(manga.url, manga.source)
         return when {
             localManga == null -> {
-                val id = insertManga(manga, sourceId)
+                val id = insertManga(manga)
                 manga.copy(id = id!!)
             }
             !localManga.favorite -> {
@@ -29,7 +29,7 @@ class NetworkToLocalManga(
         return mangaRepository.getMangaByUrlAndSourceId(url, sourceId)
     }
 
-    private suspend fun insertManga(manga: Manga, sourceId: Long): Long? {
-        return mangaRepository.insert(manga.copy(source = sourceId))
+    private suspend fun insertManga(manga: Manga): Long? {
+        return mangaRepository.insert(manga)
     }
 }
diff --git a/app/src/main/java/eu/kanade/domain/manga/model/Manga.kt b/app/src/main/java/eu/kanade/domain/manga/model/Manga.kt
index 72bca15dc..f762d3262 100644
--- a/app/src/main/java/eu/kanade/domain/manga/model/Manga.kt
+++ b/app/src/main/java/eu/kanade/domain/manga/model/Manga.kt
@@ -295,7 +295,7 @@ fun Manga.toMangaUpdate(): MangaUpdate {
     )
 }
 
-fun SManga.toDomainManga(): Manga {
+fun SManga.toDomainManga(sourceId: Long): Manga {
     return Manga.create().copy(
         url = url,
         // SY -->
@@ -309,6 +309,7 @@ fun SManga.toDomainManga(): Manga {
         thumbnailUrl = thumbnail_url,
         updateStrategy = update_strategy,
         initialized = initialized,
+        source = sourceId,
     )
 }
 
diff --git a/app/src/main/java/eu/kanade/tachiyomi/data/library/LibraryUpdateService.kt b/app/src/main/java/eu/kanade/tachiyomi/data/library/LibraryUpdateService.kt
index 5a97798ef..836f41f5e 100755
--- a/app/src/main/java/eu/kanade/tachiyomi/data/library/LibraryUpdateService.kt
+++ b/app/src/main/java/eu/kanade/tachiyomi/data/library/LibraryUpdateService.kt
@@ -734,7 +734,6 @@ class LibraryUpdateService(
                             favorite = true,
                             dateAdded = System.currentTimeMillis(),
                         ),
-                        mangaDex.id,
                     )
                 } else if (!dbManga.favorite) {
                     updateManga.awaitUpdateFavorite(dbManga.id, true)
diff --git a/app/src/main/java/eu/kanade/tachiyomi/source/SourceManager.kt b/app/src/main/java/eu/kanade/tachiyomi/source/SourceManager.kt
index e0ee4bd7a..d4fba38f1 100755
--- a/app/src/main/java/eu/kanade/tachiyomi/source/SourceManager.kt
+++ b/app/src/main/java/eu/kanade/tachiyomi/source/SourceManager.kt
@@ -55,13 +55,7 @@ class SourceManager(
 
     private val scope = CoroutineScope(Job() + Dispatchers.IO)
 
-    private var sourcesMap = ConcurrentHashMap<Long, Source>()
-        set(value) {
-            field = value
-            sourcesMapFlow.value = field
-        }
-
-    private val sourcesMapFlow = MutableStateFlow(sourcesMap)
+    private val sourcesMapFlow = MutableStateFlow(ConcurrentHashMap<Long, Source>())
 
     private val stubSourcesMap = ConcurrentHashMap<Long, StubSource>()
 
@@ -96,7 +90,7 @@ class SourceManager(
                             registerStubSource(it.toSourceData())
                         }
                     }
-                    sourcesMap = mutableMap
+                    sourcesMapFlow.value = mutableMap
                 }
         }
 
@@ -154,18 +148,18 @@ class SourceManager(
     }
 
     fun get(sourceKey: Long): Source? {
-        return sourcesMap[sourceKey]
+        return sourcesMapFlow.value[sourceKey]
     }
 
     fun getOrStub(sourceKey: Long): Source {
-        return sourcesMap[sourceKey] ?: stubSourcesMap.getOrPut(sourceKey) {
+        return sourcesMapFlow.value[sourceKey] ?: stubSourcesMap.getOrPut(sourceKey) {
             runBlocking { createStubSource(sourceKey) }
         }
     }
 
-    fun getOnlineSources() = sourcesMap.values.filterIsInstance<HttpSource>()
+    fun getOnlineSources() = sourcesMapFlow.value.values.filterIsInstance<HttpSource>()
 
-    fun getCatalogueSources() = sourcesMap.values.filterIsInstance<CatalogueSource>()
+    fun getCatalogueSources() = sourcesMapFlow.value.values.filterIsInstance<CatalogueSource>()
 
     fun getStubSources(): List<StubSource> {
         val onlineSourceIds = getOnlineSources().map { it.id }
@@ -173,15 +167,15 @@ class SourceManager(
     }
 
     // SY -->
-    fun getVisibleOnlineSources() = sourcesMap.values.filterIsInstance<HttpSource>().filter {
+    fun getVisibleOnlineSources() = sourcesMapFlow.value.values.filterIsInstance<HttpSource>().filter {
         it.id !in BlacklistedSources.HIDDEN_SOURCES
     }
 
-    fun getVisibleCatalogueSources() = sourcesMap.values.filterIsInstance<CatalogueSource>().filter {
+    fun getVisibleCatalogueSources() = sourcesMapFlow.value.values.filterIsInstance<CatalogueSource>().filter {
         it.id !in BlacklistedSources.HIDDEN_SOURCES
     }
 
-    fun getDelegatedCatalogueSources() = sourcesMap.values.filterIsInstance<EnhancedHttpSource>().mapNotNull { enhancedHttpSource ->
+    fun getDelegatedCatalogueSources() = sourcesMapFlow.value.values.filterIsInstance<EnhancedHttpSource>().mapNotNull { enhancedHttpSource ->
         enhancedHttpSource.enhancedSource as? DelegatedHttpSource
     }
     // SY <--
diff --git a/app/src/main/java/eu/kanade/tachiyomi/source/online/all/MergedSource.kt b/app/src/main/java/eu/kanade/tachiyomi/source/online/all/MergedSource.kt
index a54a9e8db..03c7be276 100644
--- a/app/src/main/java/eu/kanade/tachiyomi/source/online/all/MergedSource.kt
+++ b/app/src/main/java/eu/kanade/tachiyomi/source/online/all/MergedSource.kt
@@ -153,7 +153,6 @@ class MergedSource : HttpSource() {
                     source = mangaSourceId,
                     url = mangaUrl,
                 ),
-                mangaSourceId,
             )
             updateManga.awaitUpdateFromSource(newManga, source.getMangaDetails(newManga.toSManga()), false)
             manga = getManga.await(newManga.id)!!
diff --git a/app/src/main/java/eu/kanade/tachiyomi/ui/browse/feed/FeedPresenter.kt b/app/src/main/java/eu/kanade/tachiyomi/ui/browse/feed/FeedPresenter.kt
index a68e2f07c..143dcd955 100644
--- a/app/src/main/java/eu/kanade/tachiyomi/ui/browse/feed/FeedPresenter.kt
+++ b/app/src/main/java/eu/kanade/tachiyomi/ui/browse/feed/FeedPresenter.kt
@@ -201,7 +201,7 @@ open class FeedPresenter(
                             .subscribeOn(Schedulers.io())
                             .onErrorReturn { MangasPage(emptyList(), false) } // Ignore timeouts or other exceptions
                             .map { it.mangas } // Get manga from search result.
-                            .map { list -> runBlocking { list.map { networkToLocalManga.await(it.toDomainManga(), itemUI.source.id) } } } // Convert to local manga.
+                            .map { list -> runBlocking { list.map { networkToLocalManga.await(it.toDomainManga(itemUI.source.id)) } } } // Convert to local manga.
                             .map { list -> itemUI.copy(results = list) }
                     } else {
                         Observable.just(itemUI.copy(results = emptyList()))
diff --git a/app/src/main/java/eu/kanade/tachiyomi/ui/browse/migration/advanced/process/MigrationListPresenter.kt b/app/src/main/java/eu/kanade/tachiyomi/ui/browse/migration/advanced/process/MigrationListPresenter.kt
index 5f0ae8760..79e19fcde 100644
--- a/app/src/main/java/eu/kanade/tachiyomi/ui/browse/migration/advanced/process/MigrationListPresenter.kt
+++ b/app/src/main/java/eu/kanade/tachiyomi/ui/browse/migration/advanced/process/MigrationListPresenter.kt
@@ -179,10 +179,7 @@ class MigrationListPresenter(
                                             }
 
                                             if (searchResult != null && !(searchResult.url == mangaObj.url && source.id == mangaObj.source)) {
-                                                val localManga = networkToLocalManga.await(
-                                                    searchResult,
-                                                    source.id,
-                                                )
+                                                val localManga = networkToLocalManga.await(searchResult)
 
                                                 val chapters = if (source is EHentai) {
                                                     source.getChapterList(localManga.toSManga(), throttleManager::throttle)
@@ -219,7 +216,7 @@ class MigrationListPresenter(
                                     }
 
                                     if (searchResult != null) {
-                                        val localManga = networkToLocalManga.await(searchResult, source.id)
+                                        val localManga = networkToLocalManga.await(searchResult)
                                         val chapters = try {
                                             if (source is EHentai) {
                                                 source.getChapterList(localManga.toSManga(), throttleManager::throttle)
@@ -384,7 +381,7 @@ class MigrationListPresenter(
         migratingManga.searchResult.value = SearchResult.Searching
         presenterScope.launchIO {
             val result = migratingManga.migrationScope.async {
-                val localManga = networkToLocalManga.await(manga, source.id)
+                val localManga = networkToLocalManga.await(manga)
                 try {
                     val chapters = source.getChapterList(localManga.toSManga())
                     syncChaptersWithSource.await(chapters, localManga, source)
diff --git a/app/src/main/java/eu/kanade/tachiyomi/ui/browse/source/browse/BrowseSourcePresenter.kt b/app/src/main/java/eu/kanade/tachiyomi/ui/browse/source/browse/BrowseSourcePresenter.kt
index 837b0cedc..22a9a17c2 100644
--- a/app/src/main/java/eu/kanade/tachiyomi/ui/browse/source/browse/BrowseSourcePresenter.kt
+++ b/app/src/main/java/eu/kanade/tachiyomi/ui/browse/source/browse/BrowseSourcePresenter.kt
@@ -171,7 +171,7 @@ open class BrowseSourcePresenter(
                     it.map { (sManga, metadata) ->
                         // SY -->
                         withIOContext {
-                            networkToLocalManga.await(sManga.toDomainManga(), sourceId)
+                            networkToLocalManga.await(sManga.toDomainManga(sourceId))
                         } to metadata
                         // SY <--
                     }
diff --git a/app/src/main/java/eu/kanade/tachiyomi/ui/browse/source/feed/SourceFeedPresenter.kt b/app/src/main/java/eu/kanade/tachiyomi/ui/browse/source/feed/SourceFeedPresenter.kt
index a59f88d79..e04e3bd54 100644
--- a/app/src/main/java/eu/kanade/tachiyomi/ui/browse/source/feed/SourceFeedPresenter.kt
+++ b/app/src/main/java/eu/kanade/tachiyomi/ui/browse/source/feed/SourceFeedPresenter.kt
@@ -159,7 +159,7 @@ open class SourceFeedPresenter(
                         .subscribeOn(Schedulers.io())
                         .onErrorReturn { MangasPage(emptyList(), false) } // Ignore timeouts or other exceptions
                         .map { it.mangas } // Get manga from search result.
-                        .map { list -> runBlocking { list.map { networkToLocalManga.await(it.toDomainManga(), source.id) } } } // Convert to local manga.
+                        .map { list -> runBlocking { list.map { networkToLocalManga.await(it.toDomainManga(source.id)) } } } // Convert to local manga.
                         .map { list -> sourceFeed.withResults(list) }
                 },
                 5,
diff --git a/app/src/main/java/eu/kanade/tachiyomi/ui/browse/source/globalsearch/GlobalSearchPresenter.kt b/app/src/main/java/eu/kanade/tachiyomi/ui/browse/source/globalsearch/GlobalSearchPresenter.kt
index a3e50cbb0..ce6ee8a04 100644
--- a/app/src/main/java/eu/kanade/tachiyomi/ui/browse/source/globalsearch/GlobalSearchPresenter.kt
+++ b/app/src/main/java/eu/kanade/tachiyomi/ui/browse/source/globalsearch/GlobalSearchPresenter.kt
@@ -264,6 +264,6 @@ open class GlobalSearchPresenter(
      * @return a manga from the database.
      */
     protected open suspend fun networkToLocalManga(sManga: SManga, sourceId: Long): DomainManga {
-        return networkToLocalManga.await(sManga.toDomainManga(), sourceId)
+        return networkToLocalManga.await(sManga.toDomainManga(sourceId))
     }
 }
diff --git a/app/src/main/java/eu/kanade/tachiyomi/ui/manga/MangaScreenModel.kt b/app/src/main/java/eu/kanade/tachiyomi/ui/manga/MangaScreenModel.kt
index 392947026..9165c9a65 100644
--- a/app/src/main/java/eu/kanade/tachiyomi/ui/manga/MangaScreenModel.kt
+++ b/app/src/main/java/eu/kanade/tachiyomi/ui/manga/MangaScreenModel.kt
@@ -594,7 +594,7 @@ class MangaInfoScreenModel(
                 existingManga = getManga.await(mergedManga.url, mergedManga.source)
             }
 
-            mergedManga = networkToLocalManga.await(mergedManga, mergedManga.source)
+            mergedManga = networkToLocalManga.await(mergedManga)
 
             getCategories.await(originalMangaId)
                 .let {
diff --git a/app/src/main/java/exh/GalleryAdder.kt b/app/src/main/java/exh/GalleryAdder.kt
index 142aea538..47c354d86 100755
--- a/app/src/main/java/exh/GalleryAdder.kt
+++ b/app/src/main/java/exh/GalleryAdder.kt
@@ -134,7 +134,6 @@ class GalleryAdder(
                         source = source.id,
                         url = cleanedMangaUrl,
                     ),
-                    source.id,
                 )
 
             // Fetch and copy details
diff --git a/app/src/main/java/exh/smartsearch/SmartSearchEngine.kt b/app/src/main/java/exh/smartsearch/SmartSearchEngine.kt
index dec502894..7dfbd4dd8 100644
--- a/app/src/main/java/exh/smartsearch/SmartSearchEngine.kt
+++ b/app/src/main/java/exh/smartsearch/SmartSearchEngine.kt
@@ -44,7 +44,7 @@ class SmartSearchEngine(
             }.flatMap { it.await() }
         }
 
-        return eligibleManga.maxByOrNull { it.dist }?.manga?.toDomainManga()
+        return eligibleManga.maxByOrNull { it.dist }?.manga?.toDomainManga(source.id)
     }
 
     suspend fun normalSearch(source: CatalogueSource, title: String): Manga? {
@@ -68,7 +68,7 @@ class SmartSearchEngine(
             }
         }
 
-        return eligibleManga.maxByOrNull { it.dist }?.manga?.toDomainManga()
+        return eligibleManga.maxByOrNull { it.dist }?.manga?.toDomainManga(source.id)
     }
 
     private fun getSmartSearchQueries(cleanedTitle: String): List<String> {
diff --git a/app/src/main/java/exh/ui/smartsearch/SmartSearchPresenter.kt b/app/src/main/java/exh/ui/smartsearch/SmartSearchPresenter.kt
index 75fb659f2..52ce1c2e3 100644
--- a/app/src/main/java/exh/ui/smartsearch/SmartSearchPresenter.kt
+++ b/app/src/main/java/exh/ui/smartsearch/SmartSearchPresenter.kt
@@ -33,7 +33,7 @@ class SmartSearchPresenter(
             val result = try {
                 val resultManga = smartSearchEngine.smartSearch(source, config.origTitle)
                 if (resultManga != null) {
-                    val localManga = networkToLocalManga.await(resultManga, source.id)
+                    val localManga = networkToLocalManga.await(resultManga)
                     SearchResults.Found(localManga)
                 } else {
                     SearchResults.NotFound