diff --git a/app/src/main/java/eu/kanade/tachiyomi/data/sync/SyncManager.kt b/app/src/main/java/eu/kanade/tachiyomi/data/sync/SyncManager.kt
index 3ef70d6530..8166a1f97e 100644
--- a/app/src/main/java/eu/kanade/tachiyomi/data/sync/SyncManager.kt
+++ b/app/src/main/java/eu/kanade/tachiyomi/data/sync/SyncManager.kt
@@ -8,7 +8,6 @@ import eu.kanade.tachiyomi.data.backup.create.BackupOptions
 import eu.kanade.tachiyomi.data.backup.models.Backup
 import eu.kanade.tachiyomi.data.backup.models.BackupChapter
 import eu.kanade.tachiyomi.data.backup.models.BackupManga
-import eu.kanade.tachiyomi.data.backup.models.BackupSerializer
 import eu.kanade.tachiyomi.data.backup.restore.BackupRestoreJob
 import eu.kanade.tachiyomi.data.backup.restore.RestoreOptions
 import eu.kanade.tachiyomi.data.backup.restore.restorers.MangaRestorer
@@ -202,7 +201,7 @@ class SyncManager(
         val cacheFile = File(context.cacheDir, "tachiyomi_sync_data.proto.gz")
         return try {
             cacheFile.outputStream().use { output ->
-                output.write(ProtoBuf.encodeToByteArray(BackupSerializer, backup))
+                output.write(ProtoBuf.encodeToByteArray(Backup.serializer(), backup))
                 Uri.fromFile(cacheFile)
             }
         } catch (e: IOException) {
diff --git a/app/src/main/java/eu/kanade/tachiyomi/data/sync/service/SyncYomiSyncService.kt b/app/src/main/java/eu/kanade/tachiyomi/data/sync/service/SyncYomiSyncService.kt
index 2af4d28ffe..e0b2f7fe7e 100644
--- a/app/src/main/java/eu/kanade/tachiyomi/data/sync/service/SyncYomiSyncService.kt
+++ b/app/src/main/java/eu/kanade/tachiyomi/data/sync/service/SyncYomiSyncService.kt
@@ -3,7 +3,6 @@ package eu.kanade.tachiyomi.data.sync.service
 import android.content.Context
 import eu.kanade.domain.sync.SyncPreferences
 import eu.kanade.tachiyomi.data.backup.models.Backup
-import eu.kanade.tachiyomi.data.backup.models.BackupSerializer
 import eu.kanade.tachiyomi.data.sync.SyncNotifier
 import eu.kanade.tachiyomi.network.GET
 import eu.kanade.tachiyomi.network.PUT
@@ -104,7 +103,7 @@ class SyncYomiSyncService(
             }
 
             return try {
-                val backup = protoBuf.decodeFromByteArray(BackupSerializer, byteArray)
+                val backup = ProtoBuf.decodeFromByteArray(Backup.serializer(), byteArray)
                 return Pair(SyncData(backup = backup), newETag)
             } catch (_: SerializationException) {
                 logcat(LogPriority.INFO) {
@@ -147,7 +146,7 @@ class SyncYomiSyncService(
             .writeTimeout(timeout, TimeUnit.SECONDS)
             .build()
 
-        val byteArray = protoBuf.encodeToByteArray(BackupSerializer, backup)
+        val byteArray = ProtoBuf.encodeToByteArray(Backup.serializer(), backup)
         if (byteArray.isEmpty()) {
             throw IllegalStateException(context.stringResource(MR.strings.empty_backup_error))
         }