diff --git a/app/src/main/java/eu/kanade/tachiyomi/ui/manga/track/TrackInfoDialog.kt b/app/src/main/java/eu/kanade/tachiyomi/ui/manga/track/TrackInfoDialog.kt
index e0ad25182..1ba697f24 100644
--- a/app/src/main/java/eu/kanade/tachiyomi/ui/manga/track/TrackInfoDialog.kt
+++ b/app/src/main/java/eu/kanade/tachiyomi/ui/manga/track/TrackInfoDialog.kt
@@ -427,6 +427,7 @@ private data class TrackDateSelectorScreen(
     private val start: Boolean,
 ) : Screen() {
 
+    @Transient
     private val selectableDates = object : SelectableDates {
         override fun isSelectableDate(utcTimeMillis: Long): Boolean {
             val dateToCheck = Instant.ofEpochMilli(utcTimeMillis)
diff --git a/domain/src/main/java/tachiyomi/domain/track/model/Track.kt b/domain/src/main/java/tachiyomi/domain/track/model/Track.kt
index 1a656fcad..a92390494 100644
--- a/domain/src/main/java/tachiyomi/domain/track/model/Track.kt
+++ b/domain/src/main/java/tachiyomi/domain/track/model/Track.kt
@@ -1,5 +1,7 @@
 package tachiyomi.domain.track.model
 
+import java.io.Serializable
+
 data class Track(
     val id: Long,
     val mangaId: Long,
@@ -14,4 +16,4 @@ data class Track(
     val remoteUrl: String,
     val startDate: Long,
     val finishDate: Long,
-)
+) : Serializable