diff --git a/komga/src/main/kotlin/org/gotson/komga/infrastructure/search/LuceneEntity.kt b/komga/src/main/kotlin/org/gotson/komga/infrastructure/search/LuceneEntity.kt
index 30180c04d..087bb88b7 100644
--- a/komga/src/main/kotlin/org/gotson/komga/infrastructure/search/LuceneEntity.kt
+++ b/komga/src/main/kotlin/org/gotson/komga/infrastructure/search/LuceneEntity.kt
@@ -44,6 +44,7 @@ fun BookDto.toDocument() =
 fun SeriesDto.toDocument() =
   Document().apply {
     add(TextField("title", metadata.title, Field.Store.NO))
+    if (metadata.titleSort != metadata.title) add(TextField("title", metadata.titleSort, Field.Store.NO))
     add(TextField("publisher", metadata.publisher, Field.Store.NO))
     add(TextField("status", metadata.status, Field.Store.NO))
     add(TextField("reading_direction", metadata.readingDirection, Field.Store.NO))
diff --git a/komga/src/test/kotlin/org/gotson/komga/infrastructure/search/SearchIndexLifecycleTest.kt b/komga/src/test/kotlin/org/gotson/komga/infrastructure/search/SearchIndexLifecycleTest.kt
index b59a9ceaa..b5dc9ea9e 100644
--- a/komga/src/test/kotlin/org/gotson/komga/infrastructure/search/SearchIndexLifecycleTest.kt
+++ b/komga/src/test/kotlin/org/gotson/komga/infrastructure/search/SearchIndexLifecycleTest.kt
@@ -175,7 +175,7 @@ class SearchIndexLifecycleTest(
       }
 
       seriesMetadataRepository.findById(series.id).let {
-        seriesMetadataRepository.update(it.copy(title = "updated"))
+        seriesMetadataRepository.update(it.copy(title = "updated", titleSort = "updated"))
       }
       mockEventPublisher.publishEvent(DomainEvent.SeriesUpdated(series))
 
@@ -279,7 +279,7 @@ class SearchIndexLifecycleTest(
 
     @Test
     fun `given an entity when updating then it is updated in the index`() {
-      val readList = org.gotson.komga.domain.model.ReadList("readlist")
+      val readList = ReadList("readlist")
       readListLifecycle.addReadList(readList)
 
       luceneHelper.searchEntitiesIds("readlist", LuceneEntity.ReadList).let { found ->
@@ -304,7 +304,7 @@ class SearchIndexLifecycleTest(
 
     @Test
     fun `given an entity when deleting then it is removed from the index`() {
-      val readList = org.gotson.komga.domain.model.ReadList("readlist")
+      val readList = ReadList("readlist")
       readListLifecycle.addReadList(readList)
 
       luceneHelper.searchEntitiesIds("readlist", LuceneEntity.ReadList).let { found ->