diff --git a/src/main/kotlin/com/ecwid/apiclient/v3/converter/FetchedCategory.kt b/src/main/kotlin/com/ecwid/apiclient/v3/converter/FetchedCategory.kt
index 8b1efcafe..5b0b09cdb 100644
--- a/src/main/kotlin/com/ecwid/apiclient/v3/converter/FetchedCategory.kt
+++ b/src/main/kotlin/com/ecwid/apiclient/v3/converter/FetchedCategory.kt
@@ -19,5 +19,6 @@ fun FetchedCategory.toUpdated(): UpdatedCategory {
 		seoDescription = seoDescription,
 		seoDescriptionTranslated = seoDescriptionTranslated,
 		alt = alt?.toUpdated(),
+		customSlug = customSlug,
 	)
 }
diff --git a/src/main/kotlin/com/ecwid/apiclient/v3/dto/category/request/UpdatedCategory.kt b/src/main/kotlin/com/ecwid/apiclient/v3/dto/category/request/UpdatedCategory.kt
index a9507a173..4a3839955 100644
--- a/src/main/kotlin/com/ecwid/apiclient/v3/dto/category/request/UpdatedCategory.kt
+++ b/src/main/kotlin/com/ecwid/apiclient/v3/dto/category/request/UpdatedCategory.kt
@@ -20,7 +20,8 @@ data class UpdatedCategory(
 	val seoTitleTranslated: LocalizedValueMap? = null,
 	val seoDescription: String? = null,
 	val seoDescriptionTranslated: LocalizedValueMap? = null,
-	val alt: UpdatedAlt? = null
+	val alt: UpdatedAlt? = null,
+	val customSlug: String? = null,
 ) : ApiUpdatedDTO {
 
 	override fun getModifyKind() = ModifyKind.ReadWrite(FetchedCategory::class)
diff --git a/src/main/kotlin/com/ecwid/apiclient/v3/dto/category/result/FetchedCategory.kt b/src/main/kotlin/com/ecwid/apiclient/v3/dto/category/result/FetchedCategory.kt
index 98a860bb4..5735f9da7 100644
--- a/src/main/kotlin/com/ecwid/apiclient/v3/dto/category/result/FetchedCategory.kt
+++ b/src/main/kotlin/com/ecwid/apiclient/v3/dto/category/result/FetchedCategory.kt
@@ -34,7 +34,8 @@ data class FetchedCategory(
 	val seoTitleTranslated: LocalizedValueMap? = null,
 	val seoDescription: String? = null,
 	val seoDescriptionTranslated: LocalizedValueMap? = null,
-	val alt: FetchedAlt? = null
+	val alt: FetchedAlt? = null,
+	val customSlug: String? = null
 ) : ApiFetchedDTO, ApiResultDTO {
 
 	override fun getModifyKind() = ModifyKind.ReadWrite(UpdatedCategory::class)
diff --git a/src/test/kotlin/com/ecwid/apiclient/v3/rule/nullablepropertyrules/FetchedCategoryRules.kt b/src/test/kotlin/com/ecwid/apiclient/v3/rule/nullablepropertyrules/FetchedCategoryRules.kt
index 64fcb26a9..bdab7d326 100644
--- a/src/test/kotlin/com/ecwid/apiclient/v3/rule/nullablepropertyrules/FetchedCategoryRules.kt
+++ b/src/test/kotlin/com/ecwid/apiclient/v3/rule/nullablepropertyrules/FetchedCategoryRules.kt
@@ -28,6 +28,7 @@ val fetchedCategoryNullablePropertyRules: List<NullablePropertyRule<*, *>> = lis
 	AllowNullable(FetchedCategory::seoDescription),
 	AllowNullable(FetchedCategory::seoDescriptionTranslated),
 	AllowNullable(FetchedCategory::alt),
+	AllowNullable(FetchedCategory::customSlug),
 	AllowNullable(FetchedAlt::main),
 	AllowNullable(FetchedAlt::translated),
 )