diff --git a/includes/polling/os/windows.inc.php b/includes/polling/os/windows.inc.php
index a56a0325f5..27e0b0d6a5 100755
--- a/includes/polling/os/windows.inc.php
+++ b/includes/polling/os/windows.inc.php
@@ -26,6 +26,7 @@ if($poll_device['sysObjectID'] == ".1.3.6.1.4.1.311.1.1.3.1.1") { ## Workstation
   if (strstr($poll_device['sysDescr'], "Build 6001"))         { $version = "Vista SP1 (NT 6.0)"; }
   if (strstr($poll_device['sysDescr'], "Build 6002"))         { $version = "Vista SP2 (NT 6.0)"; }
   if (strstr($poll_device['sysDescr'], "Build 7600"))         { $version = "7 (NT 6.1)"; }
+  if (strstr($poll_device['sysDescr'], "Build 7601"))         { $version = "7 SP1 (NT 6.1)"; }
 
 } elseif ($poll_device['sysObjectID'] == ".1.3.6.1.4.1.311.1.1.3.1.2") { ## Server
 
@@ -35,7 +36,8 @@ if($poll_device['sysObjectID'] == ".1.3.6.1.4.1.311.1.1.3.1.1") { ## Workstation
   if (strstr($poll_device['sysDescr'], "Build 3790"))         { $version = "Server 2003 (NT 5.2)"; }
   if (strstr($poll_device['sysDescr'], "Build 6001"))         { $version = "Server 2008 (NT 6.0)"; }
   if (strstr($poll_device['sysDescr'], "Build 6002"))         { $version = "Server 2008 SP2 (NT 6.0)"; }
-  if (strstr($poll_device['sysDescr'], "Build 7600"))         { $version = "Server 2008 R2(NT 6.1)"; }
+  if (strstr($poll_device['sysDescr'], "Build 7600"))         { $version = "Server 2008 R2 (NT 6.1)"; }
+  if (strstr($poll_device['sysDescr'], "Build 7601"))         { $version = "Server 2008 R2 SP1 (NT 6.1)"; }
 
 } elseif ($poll_device['sysObjectID'] == ".1.3.6.1.4.1.311.1.1.3.1.3") { ## Datacentre Server
 
@@ -46,6 +48,7 @@ if($poll_device['sysObjectID'] == ".1.3.6.1.4.1.311.1.1.3.1.1") { ## Workstation
   if (strstr($poll_device['sysDescr'], "Build 6001"))         { $version = "Server 2008 Datacenter (NT 6.0)"; }
   if (strstr($poll_device['sysDescr'], "Build 6002"))         { $version = "Server 2008 Datacenter SP2 (NT 6.0)"; }
   if (strstr($poll_device['sysDescr'], "Build 7600"))         { $version = "Server 2008 Datacenter R2 (NT 6.1)"; }
+  if (strstr($poll_device['sysDescr'], "Build 7601"))         { $version = "Server 2008 Datacenter R2 SP1 (NT 6.1)"; }
 
 }