diff --git a/src/Umbraco.Core/Services/Implement/ContentService.cs b/src/Umbraco.Core/Services/Implement/ContentService.cs
index 1e89e190c8..9943893473 100644
--- a/src/Umbraco.Core/Services/Implement/ContentService.cs
+++ b/src/Umbraco.Core/Services/Implement/ContentService.cs
@@ -2733,6 +2733,8 @@ namespace Umbraco.Core.Services.Implement
             }
         }
 
+        private static readonly string[] ArrayOfOneNullString = { null };
+
         public IContent CreateContentFromBlueprint(IContent blueprint, string name, int userId = 0)
         {
             if (blueprint == null) throw new ArgumentNullException(nameof(blueprint));
@@ -2745,7 +2747,7 @@ namespace Umbraco.Core.Services.Implement
             content.WriterId = userId;
 
             var now = DateTime.Now;
-            var cultures = blueprint.CultureInfos.Any() ? blueprint.CultureInfos.Select(x=>x.Key) : new[] {(string)null};
+            var cultures = blueprint.CultureInfos.Any() ? blueprint.CultureInfos.Select(x=>x.Key) : ArrayOfOneNullString;
             foreach (var culture in cultures)
             {
                 foreach (var property in blueprint.Properties)