Index: Slim/Utils/OS/Win32.pm
===================================================================
--- Slim/Utils/OS/Win32.pm	(revision 30059)
+++ Slim/Utils/OS/Win32.pm	(working copy)
@@ -621,6 +621,21 @@
 		if ($@) {
 			Slim::Utils::Log->logError("Couldn't set priority to $priorityClassName ($^E) [$@]");
 		}
+    if ($priorityClassName eq 'NORMAL') {
+		  eval { $setPriorityClass->Call($processHandle, 0x00200000) };
+		}
+		if ($priorityClassName eq 'ABOVE_NORMAL') {
+		  eval { $setPriorityClass->Call($processHandle, 0x00200000) };
+		}
+		if ($priorityClassName eq 'HIGH') {
+		  eval { $setPriorityClass->Call($processHandle, 0x00200000) };
+		}
+		if ($priorityClassName eq 'BELOW_NORMAL') {
+		  eval { $setPriorityClass->Call($processHandle, 0x00100000) };
+		}
+		if ($priorityClassName eq 'LOW') {
+		  eval { $setPriorityClass->Call($processHandle, 0x00100000) };
+		}
 	}
 }