diff --git a/app/src/main/java/eu/kanade/domain/manga/model/Manga.kt b/app/src/main/java/eu/kanade/domain/manga/model/Manga.kt
index 36cc2a865..1f780cdd3 100644
--- a/app/src/main/java/eu/kanade/domain/manga/model/Manga.kt
+++ b/app/src/main/java/eu/kanade/domain/manga/model/Manga.kt
@@ -169,7 +169,7 @@ data class Manga(
             lastUpdate = -1L,
             dateAdded = -1L,
             viewerFlags = -1L,
-            chapterFlags = -1L,
+            chapterFlags = 0L,
             coverLastModified = -1L,
             // SY -->
             ogArtist = null,
diff --git a/app/src/main/sqldelight/migrations/18.sqm b/app/src/main/sqldelight/migrations/18.sqm
new file mode 100644
index 000000000..9aa12f767
--- /dev/null
+++ b/app/src/main/sqldelight/migrations/18.sqm
@@ -0,0 +1,3 @@
+UPDATE mangas
+SET chapter_flags = 0
+WHERE chapter_flags = -1;
\ No newline at end of file