diff --git a/server/src/main/kotlin/suwayomi/tachidesk/manga/impl/backup/proto/ProtoBackupExport.kt b/server/src/main/kotlin/suwayomi/tachidesk/manga/impl/backup/proto/ProtoBackupExport.kt
index 3bd5989f..3e36f65c 100644
--- a/server/src/main/kotlin/suwayomi/tachidesk/manga/impl/backup/proto/ProtoBackupExport.kt
+++ b/server/src/main/kotlin/suwayomi/tachidesk/manga/impl/backup/proto/ProtoBackupExport.kt
@@ -185,7 +185,6 @@ object ProtoBackupExport : ProtoBackupBase() {
                 Backup(
                     backupManga(databaseManga, flags),
                     backupCategories(),
-                    emptyList(),
                     backupExtensionInfo(databaseManga),
                 )
             }
diff --git a/server/src/main/kotlin/suwayomi/tachidesk/manga/impl/backup/proto/ProtoBackupImport.kt b/server/src/main/kotlin/suwayomi/tachidesk/manga/impl/backup/proto/ProtoBackupImport.kt
index a1df7706..7f830239 100644
--- a/server/src/main/kotlin/suwayomi/tachidesk/manga/impl/backup/proto/ProtoBackupImport.kt
+++ b/server/src/main/kotlin/suwayomi/tachidesk/manga/impl/backup/proto/ProtoBackupImport.kt
@@ -252,7 +252,7 @@ object ProtoBackupImport : ProtoBackupBase() {
         val manga = backupManga.getMangaImpl()
         val chapters = backupManga.getChaptersImpl()
         val categories = backupManga.categories
-        val history = backupManga.brokenHistory.map { BackupHistory(it.url, it.lastRead) } + backupManga.history
+        val history = backupManga.history
 
         try {
             restoreMangaData(manga, chapters, categories, history, backupManga.tracking, backupCategories, categoryMapping)
diff --git a/server/src/main/kotlin/suwayomi/tachidesk/manga/impl/backup/proto/models/Backup.kt b/server/src/main/kotlin/suwayomi/tachidesk/manga/impl/backup/proto/models/Backup.kt
index a3a16457..680d3e75 100644
--- a/server/src/main/kotlin/suwayomi/tachidesk/manga/impl/backup/proto/models/Backup.kt
+++ b/server/src/main/kotlin/suwayomi/tachidesk/manga/impl/backup/proto/models/Backup.kt
@@ -11,11 +11,11 @@ data class Backup(
     @ProtoNumber(1) val backupManga: List<BackupManga>,
     @ProtoNumber(2) var backupCategories: List<BackupCategory> = emptyList(),
     // Bump by 100 to specify this is a 0.x value
-    @ProtoNumber(100) var brokenBackupSources: List<BrokenBackupSource> = emptyList(),
+    // @ProtoNumber(100) var brokenBackupSources: List<BrokenBackupSource> = emptyList(),
     @ProtoNumber(101) var backupSources: List<BackupSource> = emptyList(),
 ) {
     fun getSourceMap(): Map<Long, String> =
-        (brokenBackupSources.map { BackupSource(it.name, it.sourceId) } + backupSources)
+        backupSources
             .associate { it.sourceId to it.name }
 
     companion object {
diff --git a/server/src/main/kotlin/suwayomi/tachidesk/manga/impl/backup/proto/models/BackupHistory.kt b/server/src/main/kotlin/suwayomi/tachidesk/manga/impl/backup/proto/models/BackupHistory.kt
index 42c2e8d8..954279a2 100644
--- a/server/src/main/kotlin/suwayomi/tachidesk/manga/impl/backup/proto/models/BackupHistory.kt
+++ b/server/src/main/kotlin/suwayomi/tachidesk/manga/impl/backup/proto/models/BackupHistory.kt
@@ -3,12 +3,6 @@ package suwayomi.tachidesk.manga.impl.backup.proto.models
 import kotlinx.serialization.Serializable
 import kotlinx.serialization.protobuf.ProtoNumber
 
-@Serializable
-data class BrokenBackupHistory(
-    @ProtoNumber(0) var url: String,
-    @ProtoNumber(1) var lastRead: Long,
-)
-
 @Serializable
 data class BackupHistory(
     @ProtoNumber(1) var url: String,
diff --git a/server/src/main/kotlin/suwayomi/tachidesk/manga/impl/backup/proto/models/BackupManga.kt b/server/src/main/kotlin/suwayomi/tachidesk/manga/impl/backup/proto/models/BackupManga.kt
index 4f76dceb..10d98f2d 100644
--- a/server/src/main/kotlin/suwayomi/tachidesk/manga/impl/backup/proto/models/BackupManga.kt
+++ b/server/src/main/kotlin/suwayomi/tachidesk/manga/impl/backup/proto/models/BackupManga.kt
@@ -34,7 +34,7 @@ data class BackupManga(
     // Bump by 100 for values that are not saved/implemented in 1.x but are used in 0.x
     @ProtoNumber(100) var favorite: Boolean = true,
     @ProtoNumber(101) var chapterFlags: Int = 0,
-    @ProtoNumber(102) var brokenHistory: List<BrokenBackupHistory> = emptyList(),
+    // @ProtoNumber(102) var brokenHistory: List<BrokenBackupHistory> = emptyList(),
     @ProtoNumber(103) var viewer_flags: Int? = null,
     @ProtoNumber(104) var history: List<BackupHistory> = emptyList(),
     @ProtoNumber(105) var updateStrategy: UpdateStrategy = UpdateStrategy.ALWAYS_UPDATE,
diff --git a/server/src/main/kotlin/suwayomi/tachidesk/manga/impl/backup/proto/models/BackupSource.kt b/server/src/main/kotlin/suwayomi/tachidesk/manga/impl/backup/proto/models/BackupSource.kt
index c4586a8f..140d6e4b 100644
--- a/server/src/main/kotlin/suwayomi/tachidesk/manga/impl/backup/proto/models/BackupSource.kt
+++ b/server/src/main/kotlin/suwayomi/tachidesk/manga/impl/backup/proto/models/BackupSource.kt
@@ -4,12 +4,6 @@ import eu.kanade.tachiyomi.source.Source
 import kotlinx.serialization.Serializable
 import kotlinx.serialization.protobuf.ProtoNumber
 
-@Serializable
-data class BrokenBackupSource(
-    @ProtoNumber(0) var name: String = "",
-    @ProtoNumber(1) var sourceId: Long,
-)
-
 @Serializable
 data class BackupSource(
     @ProtoNumber(1) var name: String = "",