diff --git a/XenAdmin/Wizards/GenericPages/SelectMultipleVMDestinationPage.cs b/XenAdmin/Wizards/GenericPages/SelectMultipleVMDestinationPage.cs
index 218069a9e..f53b754cd 100755
--- a/XenAdmin/Wizards/GenericPages/SelectMultipleVMDestinationPage.cs
+++ b/XenAdmin/Wizards/GenericPages/SelectMultipleVMDestinationPage.cs
@@ -533,7 +533,7 @@ namespace XenAdmin.Wizards.GenericPages
 
 		private void CollectionChanged(object sender, CollectionChangeEventArgs e)
 		{
-			Program.Invoke(this, PopulateComboBox);
+			Program.BeginInvoke(this, PopulateComboBox);
 		}
 
 		private void xenConnection_CachePopulated(object sender, EventArgs e)