diff --git a/src/all/mangadex/build.gradle b/src/all/mangadex/build.gradle
index ccbb6e2d9..75e7ca77a 100644
--- a/src/all/mangadex/build.gradle
+++ b/src/all/mangadex/build.gradle
@@ -6,7 +6,7 @@ ext {
     extName = 'MangaDex'
     pkgNameSuffix = 'all.mangadex'
     extClass = '.MangaDexFactory'
-    extVersionCode = 177
+    extVersionCode = 178
     isNsfw = true
 }
 
diff --git a/src/all/mangadex/src/eu/kanade/tachiyomi/extension/all/mangadex/MangaDexHelper.kt b/src/all/mangadex/src/eu/kanade/tachiyomi/extension/all/mangadex/MangaDexHelper.kt
index 2109aecbc..29f289a6a 100644
--- a/src/all/mangadex/src/eu/kanade/tachiyomi/extension/all/mangadex/MangaDexHelper.kt
+++ b/src/all/mangadex/src/eu/kanade/tachiyomi/extension/all/mangadex/MangaDexHelper.kt
@@ -26,6 +26,7 @@ import eu.kanade.tachiyomi.extension.all.mangadex.dto.ScanlationGroupDto
 import eu.kanade.tachiyomi.extension.all.mangadex.dto.StatusDto
 import eu.kanade.tachiyomi.extension.all.mangadex.dto.TagAttributesDto
 import eu.kanade.tachiyomi.extension.all.mangadex.dto.TagDto
+import eu.kanade.tachiyomi.extension.all.mangadex.dto.UnknownEntity
 import eu.kanade.tachiyomi.extension.all.mangadex.dto.UserAttributes
 import eu.kanade.tachiyomi.extension.all.mangadex.dto.UserDto
 import eu.kanade.tachiyomi.network.GET
@@ -68,6 +69,7 @@ class MangaDexHelper(lang: String) {
                 subclass(ScanlationGroupDto::class)
                 subclass(TagDto::class)
                 subclass(UserDto::class)
+                defaultDeserializer { UnknownEntity.serializer() }
             }
 
             polymorphic(AttributesDto::class) {
diff --git a/src/all/mangadex/src/eu/kanade/tachiyomi/extension/all/mangadex/dto/EntityDto.kt b/src/all/mangadex/src/eu/kanade/tachiyomi/extension/all/mangadex/dto/EntityDto.kt
index b2dc618ed..f802d95cf 100644
--- a/src/all/mangadex/src/eu/kanade/tachiyomi/extension/all/mangadex/dto/EntityDto.kt
+++ b/src/all/mangadex/src/eu/kanade/tachiyomi/extension/all/mangadex/dto/EntityDto.kt
@@ -11,3 +11,6 @@ abstract class EntityDto {
 
 @Serializable
 abstract class AttributesDto
+
+@Serializable
+data class UnknownEntity(override val attributes: AttributesDto? = null) : EntityDto()