diff --git a/umbraco/cms/businesslogic/skinning/tasks/AddStyleSheetToTemplate.cs b/umbraco/cms/businesslogic/skinning/tasks/AddStyleSheetToTemplate.cs
index 3e351cf07c..1aac8a2b2e 100644
--- a/umbraco/cms/businesslogic/skinning/tasks/AddStyleSheetToTemplate.cs
+++ b/umbraco/cms/businesslogic/skinning/tasks/AddStyleSheetToTemplate.cs
@@ -110,7 +110,7 @@ namespace umbraco.cms.businesslogic.skinning.tasks
                    ClientSideGetValueScript,
                    ClientSidePreviewEventType,
                    string.IsNullOrEmpty(Media) ? "" : string.Format("media :'{0}',",Media),
-                   new Guid().ToString().Replace("-", ""));
+                   Guid.NewGuid().ToString().Replace("-", ""));
         }
     }
 }
diff --git a/umbraco/cms/businesslogic/skinning/tasks/ModifyCss.cs b/umbraco/cms/businesslogic/skinning/tasks/ModifyCss.cs
index cfa48d293e..36209a7b9a 100644
--- a/umbraco/cms/businesslogic/skinning/tasks/ModifyCss.cs
+++ b/umbraco/cms/businesslogic/skinning/tasks/ModifyCss.cs
@@ -61,7 +61,7 @@ namespace umbraco.cms.businesslogic.skinning.tasks
                 Value,
                 ClientSideGetValueScript,
                 ClientSidePreviewEventType,
-                new Guid().ToString().Replace("-", ""));
+                Guid.NewGuid().ToString().Replace("-", ""));
         }
     }
 }
diff --git a/umbraco/cms/businesslogic/skinning/tasks/ModifyTemplate.cs b/umbraco/cms/businesslogic/skinning/tasks/ModifyTemplate.cs
index 530bdc35a4..630afc6191 100644
--- a/umbraco/cms/businesslogic/skinning/tasks/ModifyTemplate.cs
+++ b/umbraco/cms/businesslogic/skinning/tasks/ModifyTemplate.cs
@@ -69,6 +69,7 @@ namespace umbraco.cms.businesslogic.skinning.tasks
 
         public override string PreviewClientScript(string ControlClientId,string ClientSidePreviewEventType, string ClientSideGetValueScript)
         {
+
             if (string.IsNullOrEmpty(TargetAttribute))
             {
                 return string.Format(
@@ -86,7 +87,7 @@ namespace umbraco.cms.businesslogic.skinning.tasks
                     TargetID,
                     ClientSideGetValueScript,
                     ClientSidePreviewEventType,
-                    new Guid().ToString().Replace("-",""));
+                    Guid.NewGuid().ToString().Replace("-", ""));
             }
             else
             {
@@ -107,7 +108,7 @@ namespace umbraco.cms.businesslogic.skinning.tasks
                    TargetAttribute,
                     ClientSideGetValueScript,
                     ClientSidePreviewEventType,
-                    new Guid().ToString().Replace("-", ""));
+                    Guid.NewGuid().ToString().Replace("-", ""));
             }
         }
     }