diff --git a/XenAdmin/Alerts/NewVersionPriorityAlertComparer.cs b/XenAdmin/Alerts/NewVersionPriorityAlertComparer.cs
new file mode 100644
index 000000000..612aedcf2
--- /dev/null
+++ b/XenAdmin/Alerts/NewVersionPriorityAlertComparer.cs
@@ -0,0 +1,68 @@
+/* Copyright (c) Citrix Systems, Inc. 
+ * All rights reserved. 
+ * 
+ * Redistribution and use in source and binary forms, 
+ * with or without modification, are permitted provided 
+ * that the following conditions are met: 
+ * 
+ * *   Redistributions of source code must retain the above 
+ *     copyright notice, this list of conditions and the 
+ *     following disclaimer. 
+ * *   Redistributions in binary form must reproduce the above 
+ *     copyright notice, this list of conditions and the 
+ *     following disclaimer in the documentation and/or other 
+ *     materials provided with the distribution. 
+ * 
+ * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND 
+ * CONTRIBUTORS "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, 
+ * INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF 
+ * MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE 
+ * DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR 
+ * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, 
+ * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, 
+ * BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR 
+ * SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS 
+ * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, 
+ * WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING 
+ * NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE 
+ * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 
+ * SUCH DAMAGE.
+ */
+
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+
+namespace XenAdmin.Alerts
+{
+    public class NewVersionPriorityAlertComparer : IComparer<Alert>
+    {
+        public int Compare(Alert alert1, Alert alert2)
+        {
+            if (alert1 == null || alert2 == null)
+                return 0;
+
+            int sortResult = 0;
+
+            if (IsVersionOrVersionUpdateAlert(alert1) && !IsVersionOrVersionUpdateAlert(alert2))
+                sortResult = 1;
+
+            if (!IsVersionOrVersionUpdateAlert(alert1) && IsVersionOrVersionUpdateAlert(alert2))
+                sortResult = -1;
+
+            if (sortResult == 0)
+                sortResult = Alert.CompareOnDate(alert1, alert2);
+
+            return -sortResult;
+        }
+
+        private bool IsVersionOrVersionUpdateAlert(Alert alert)
+        {
+            return alert is XenServerPatchAlert && (alert as XenServerPatchAlert).NewServerVersion != null
+                || alert is XenServerVersionAlert
+                || alert is XenCenterUpdateAlert;
+        }
+    }
+}
diff --git a/XenAdmin/TabPages/ManageUpdatesPage.cs b/XenAdmin/TabPages/ManageUpdatesPage.cs
index ebe2dc2fc..c84221b1e 100644
--- a/XenAdmin/TabPages/ManageUpdatesPage.cs
+++ b/XenAdmin/TabPages/ManageUpdatesPage.cs
@@ -1009,33 +1009,6 @@ namespace XenAdmin.TabPages
             labelProgress.MaximumSize = new Size(tableLayoutPanel3.Width - 60, tableLayoutPanel3.Size.Height);
         }
 
-        public class NewVersionPriorityAlertComparer : IComparer<Alert>
-        {
-            public int Compare(Alert alert1, Alert alert2)
-            {
-                if (alert1 == null || alert2 == null)
-                    return 0;
 
-                int sortResult = 0;
-
-                if (IsVersionOrVersionUpdateAlert(alert1) && !IsVersionOrVersionUpdateAlert(alert2))
-                    sortResult = 1;
-
-                if (!IsVersionOrVersionUpdateAlert(alert1) && IsVersionOrVersionUpdateAlert(alert2))
-                    sortResult = -1;
-
-                if (sortResult == 0)
-                    sortResult = Alert.CompareOnDate(alert1, alert2);
-
-                return -sortResult;
-            }
-
-            private bool IsVersionOrVersionUpdateAlert(Alert alert)
-            {
-                return alert is XenServerPatchAlert && (alert as XenServerPatchAlert).NewServerVersion != null
-                    || alert is XenServerVersionAlert
-                    || alert is XenCenterUpdateAlert;
-            }
-        }
     }
 }
diff --git a/XenAdmin/Wizards/PatchingWizard/PatchingWizard_SelectPatchPage.cs b/XenAdmin/Wizards/PatchingWizard/PatchingWizard_SelectPatchPage.cs
index 3cea57b6a..90386760d 100644
--- a/XenAdmin/Wizards/PatchingWizard/PatchingWizard_SelectPatchPage.cs
+++ b/XenAdmin/Wizards/PatchingWizard/PatchingWizard_SelectPatchPage.cs
@@ -62,8 +62,6 @@ namespace XenAdmin.Wizards.PatchingWizard
 
             labelWithAutomatedUpdates.Visible = automatedUpdatesOptionLabel.Visible = AutomatedUpdatesRadioButton.Visible = false;
             downloadUpdateRadioButton.Checked = true;
-
-            dataGridViewPatches.Sort(ColumnDate, ListSortDirection.Descending);
         }
 
         private void CheckForUpdates_CheckForUpdatesStarted()
@@ -255,7 +253,9 @@ namespace XenAdmin.Wizards.PatchingWizard
         private void PopulatePatchesBox()
         {
             dataGridViewPatches.Rows.Clear();
-            var updates = new List<Alert>(Updates.UpdateAlerts);
+
+            var updates = Updates.UpdateAlerts.ToList();
+
             if (dataGridViewPatches.SortedColumn != null)
             {
                 if (dataGridViewPatches.SortedColumn.Index == ColumnUpdate.Index)
@@ -268,16 +268,29 @@ namespace XenAdmin.Wizards.PatchingWizard
                 if (dataGridViewPatches.SortOrder == SortOrder.Descending)
                     updates.Reverse();
             }
-           foreach (Alert alert in updates)
-           {
-               if (alert is XenServerPatchAlert)
-               {
-                   PatchGridViewRow row = new PatchGridViewRow(alert);
-                   if (!dataGridViewPatches.Rows.Contains(row))
-                   {
-                       dataGridViewPatches.Rows.Add(row);
-                   }
-               }
+            else
+            {
+                updates.Sort(new NewVersionPriorityAlertComparer());
+            }
+
+            foreach (Alert alert in updates)
+            {
+                var patchAlert = alert as XenServerPatchAlert;
+
+                if (patchAlert != null)
+                {
+                    PatchGridViewRow row = new PatchGridViewRow(patchAlert);
+                    if (!dataGridViewPatches.Rows.Contains(row))
+                    {
+                        dataGridViewPatches.Rows.Add(row);
+
+                        if (patchAlert.RequiredXenCenterVersion != null)
+                        {
+                            row.Enabled = false;
+                            row.SetToolTip(string.Format(Messages.UPDATES_WIZARD_NEWER_XENCENTER_REQUIRED, patchAlert.RequiredXenCenterVersion.Version));
+                        }
+                    }
+                }
             }
         }
         
@@ -592,6 +605,19 @@ namespace XenAdmin.Wizards.PatchingWizard
                     return this.Equals((PatchGridViewRow)obj);
                 return false;
             }
+
+            public void SetToolTip(string toolTip)
+            {
+                foreach (var c in Cells)
+                {
+                    if (c is DataGridViewLinkCell)
+                        continue;
+
+                    var cell = c as DataGridViewCell;
+                    if (c != null)
+                        ((DataGridViewCell)c).ToolTipText = toolTip;
+                }
+            }
         }
 
         #endregion
diff --git a/XenAdmin/XenAdmin.csproj b/XenAdmin/XenAdmin.csproj
index fdeac1d70..4833fe9a5 100644
--- a/XenAdmin/XenAdmin.csproj
+++ b/XenAdmin/XenAdmin.csproj
@@ -103,6 +103,7 @@
     <Compile Include="Actions\GUIActions\IgnorePatchAction.cs" />
     <Compile Include="Actions\GUIActions\SaveDataSourceStateAction.cs" />
     <Compile Include="Actions\GUIActions\SearchAction.cs" />
+    <Compile Include="Alerts\NewVersionPriorityAlertComparer.cs" />
     <Compile Include="Alerts\Types\AlarmMessageAlert.cs" />
     <Compile Include="Alerts\Types\XenServerUpdateAlert.cs" />
     <Compile Include="Alerts\Types\DuplicateIqnAlert.cs" />