Index: Slim/Utils/Misc.pm
===================================================================
--- Slim/Utils/Misc.pm	(revision 20276)
+++ Slim/Utils/Misc.pm	(working copy)
@@ -199,6 +199,21 @@
 			if ($@) {
 				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) };
+		  }
 		}
 
 	} else {