diff --git a/app/src/main/kotlin/org/koitharu/kotatsu/tracker/domain/Tracker.kt b/app/src/main/kotlin/org/koitharu/kotatsu/tracker/domain/Tracker.kt
index d23950b8b..5bdf1a686 100644
--- a/app/src/main/kotlin/org/koitharu/kotatsu/tracker/domain/Tracker.kt
+++ b/app/src/main/kotlin/org/koitharu/kotatsu/tracker/domain/Tracker.kt
@@ -85,7 +85,7 @@ class Tracker @Inject constructor(
 	}
 
 	@VisibleForTesting
-	suspend fun checkUpdates(manga: Manga, commit: Boolean): MangaUpdates {
+	suspend fun checkUpdates(manga: Manga, commit: Boolean): MangaUpdates.Success {
 		val track = repository.getTrack(manga)
 		val updates = compare(track, manga, getBranch(manga))
 		if (commit) {