diff --git a/komga/src/main/kotlin/org/gotson/komga/infrastructure/metadata/epub/EpubMetadataProvider.kt b/komga/src/main/kotlin/org/gotson/komga/infrastructure/metadata/epub/EpubMetadataProvider.kt
index e42935f12..0a7b93d52 100644
--- a/komga/src/main/kotlin/org/gotson/komga/infrastructure/metadata/epub/EpubMetadataProvider.kt
+++ b/komga/src/main/kotlin/org/gotson/komga/infrastructure/metadata/epub/EpubMetadataProvider.kt
@@ -103,7 +103,7 @@ class EpubMetadataProvider(
       val language = opf.selectFirst("metadata > dc|language")?.text()?.ifBlank { null }
       val genres =
         opf.select("metadata > dc|subject")
-          .mapNotNull { it?.text()?.trim()?.ifBlank { null } }
+          .mapNotNull { it.text().trim().ifBlank { null } }
           .toSet()
           .ifEmpty { null }