diff --git a/app/src/main/java/eu/kanade/tachiyomi/data/database/models/MangaChapterHistory.kt b/app/src/main/java/eu/kanade/tachiyomi/data/database/models/MangaChapterHistory.kt
deleted file mode 100644
index 5ed7ed455..000000000
--- a/app/src/main/java/eu/kanade/tachiyomi/data/database/models/MangaChapterHistory.kt
+++ /dev/null
@@ -1,10 +0,0 @@
-package eu.kanade.tachiyomi.data.database.models
-
-/**
- * Object containing manga, chapter and history
- *
- * @param manga object containing manga
- * @param chapter object containing chater
- * @param history object containing history
- */
-data class MangaChapterHistory(val manga: Manga, val chapter: Chapter, val history: History)
diff --git a/app/src/main/java/eu/kanade/tachiyomi/data/database/queries/ChapterQueries.kt b/app/src/main/java/eu/kanade/tachiyomi/data/database/queries/ChapterQueries.kt
index 9e1945f85..9e237d356 100644
--- a/app/src/main/java/eu/kanade/tachiyomi/data/database/queries/ChapterQueries.kt
+++ b/app/src/main/java/eu/kanade/tachiyomi/data/database/queries/ChapterQueries.kt
@@ -9,7 +9,6 @@ import eu.kanade.tachiyomi.data.database.models.MangaChapter
 import eu.kanade.tachiyomi.data.database.resolvers.ChapterBackupPutResolver
 import eu.kanade.tachiyomi.data.database.resolvers.ChapterKnownBackupPutResolver
 import eu.kanade.tachiyomi.data.database.resolvers.ChapterProgressPutResolver
-import eu.kanade.tachiyomi.data.database.resolvers.ChapterSourceOrderPutResolver
 import eu.kanade.tachiyomi.data.database.resolvers.MangaChapterGetResolver
 import eu.kanade.tachiyomi.data.database.tables.ChapterTable
 import java.util.Date
@@ -95,9 +94,4 @@ interface ChapterQueries : DbProvider {
         .objects(chapters)
         .withPutResolver(ChapterProgressPutResolver())
         .prepare()
-
-    fun fixChaptersSourceOrder(chapters: List<Chapter>) = db.put()
-        .objects(chapters)
-        .withPutResolver(ChapterSourceOrderPutResolver())
-        .prepare()
 }
diff --git a/app/src/main/java/eu/kanade/tachiyomi/data/database/resolvers/ChapterSourceOrderPutResolver.kt b/app/src/main/java/eu/kanade/tachiyomi/data/database/resolvers/ChapterSourceOrderPutResolver.kt
deleted file mode 100644
index 1e39d6534..000000000
--- a/app/src/main/java/eu/kanade/tachiyomi/data/database/resolvers/ChapterSourceOrderPutResolver.kt
+++ /dev/null
@@ -1,32 +0,0 @@
-package eu.kanade.tachiyomi.data.database.resolvers
-
-import androidx.core.content.contentValuesOf
-import com.pushtorefresh.storio.sqlite.StorIOSQLite
-import com.pushtorefresh.storio.sqlite.operations.put.PutResolver
-import com.pushtorefresh.storio.sqlite.operations.put.PutResult
-import com.pushtorefresh.storio.sqlite.queries.UpdateQuery
-import eu.kanade.tachiyomi.data.database.inTransactionReturn
-import eu.kanade.tachiyomi.data.database.models.Chapter
-import eu.kanade.tachiyomi.data.database.tables.ChapterTable
-
-class ChapterSourceOrderPutResolver : PutResolver<Chapter>() {
-
-    override fun performPut(db: StorIOSQLite, chapter: Chapter) = db.inTransactionReturn {
-        val updateQuery = mapToUpdateQuery(chapter)
-        val contentValues = mapToContentValues(chapter)
-
-        val numberOfRowsUpdated = db.lowLevel().update(updateQuery, contentValues)
-        PutResult.newUpdateResult(numberOfRowsUpdated, updateQuery.table())
-    }
-
-    fun mapToUpdateQuery(chapter: Chapter) = UpdateQuery.builder()
-        .table(ChapterTable.TABLE)
-        .where("${ChapterTable.COL_URL} = ? AND ${ChapterTable.COL_MANGA_ID} = ?")
-        .whereArgs(chapter.url, chapter.manga_id)
-        .build()
-
-    fun mapToContentValues(chapter: Chapter) =
-        contentValuesOf(
-            ChapterTable.COL_SOURCE_ORDER to chapter.source_order,
-        )
-}