diff --git a/backend/src/Squidex/Areas/Api/Controllers/Schemas/Models/FieldPropertiesDto.cs b/backend/src/Squidex/Areas/Api/Controllers/Schemas/Models/FieldPropertiesDto.cs
index 7dcdf09e1..c3644a4f6 100644
--- a/backend/src/Squidex/Areas/Api/Controllers/Schemas/Models/FieldPropertiesDto.cs
+++ b/backend/src/Squidex/Areas/Api/Controllers/Schemas/Models/FieldPropertiesDto.cs
@@ -51,8 +51,7 @@ namespace Squidex.Areas.Api.Controllers.Schemas.Models
         /// <summary>
         /// Tags for automation processes.
         /// </summary>
-        [Required]
-        public ReadOnlyCollection<string> Tags { get; set; }
+        public ReadOnlyCollection<string>? Tags { get; set; }
 
         public abstract FieldProperties ToProperties();
 
diff --git a/backend/src/Squidex/Areas/Api/Controllers/Schemas/Models/SchemaPropertiesDto.cs b/backend/src/Squidex/Areas/Api/Controllers/Schemas/Models/SchemaPropertiesDto.cs
index e85346a73..071213aeb 100644
--- a/backend/src/Squidex/Areas/Api/Controllers/Schemas/Models/SchemaPropertiesDto.cs
+++ b/backend/src/Squidex/Areas/Api/Controllers/Schemas/Models/SchemaPropertiesDto.cs
@@ -27,7 +27,6 @@ namespace Squidex.Areas.Api.Controllers.Schemas.Models
         /// <summary>
         /// Tags for automation processes.
         /// </summary>
-        [Required]
-        public ReadOnlyCollection<string> Tags { get; set; }
+        public ReadOnlyCollection<string>? Tags { get; set; }
     }
 }