diff --git a/macosx/Controller.m b/macosx/Controller.m
index bc50fd482..88649a71a 100644
--- a/macosx/Controller.m
+++ b/macosx/Controller.m
@@ -3035,7 +3035,7 @@ static void sleepCallBack(void * controller, io_service_t y, natural_t messageTy
 {
     NSEnumerator * enumerator;
     Torrent * torrent;
-    BOOL active, canSleep;
+    BOOL active, allowSleep;
 
     switch (messageType)
     {
@@ -3060,20 +3060,20 @@ static void sleepCallBack(void * controller, io_service_t y, natural_t messageTy
 
         case kIOMessageCanSystemSleep:
             
-            canSleep = YES;
+            allowSleep = YES;
             if ([fDefaults boolForKey: @"SleepPrevent"])
             {
-                //prevent idle sleep unless all inactive
+                //prevent idle sleep unless no torrents are active
                 enumerator = [fTorrents objectEnumerator];
                 while ((torrent = [enumerator nextObject]))
                     if ([torrent isActive] && ![torrent isStalled] && ![torrent isError])
                     {
-                        canSleep = NO;
+                        allowSleep = NO;
                         break;
                     }
             }
 
-            if (canSleep)
+            if (allowSleep)
                 IOAllowPowerChange(fRootPort, (long) messageArgument);
             else
                 IOCancelPowerChange(fRootPort, (long) messageArgument);
diff --git a/macosx/English.lproj/PrefsWindow.nib/info.nib b/macosx/English.lproj/PrefsWindow.nib/info.nib
index d5545df91..63cdda053 100644
--- a/macosx/English.lproj/PrefsWindow.nib/info.nib
+++ b/macosx/English.lproj/PrefsWindow.nib/info.nib
@@ -7,13 +7,13 @@
 	<key>IBEditorPositions</key>
 	<dict>
 		<key>153</key>
-		<string>558 568 583 268 0 0 1680 1028 </string>
+		<string>548 568 583 268 0 0 1680 1028 </string>
 		<key>28</key>
-		<string>558 511 583 348 0 0 1680 1028 </string>
+		<string>558 528 563 348 0 0 1680 1028 </string>
 		<key>41</key>
-		<string>548 550 583 305 0 0 1680 1028 </string>
+		<string>569 482 583 305 0 0 1680 1028 </string>
 		<key>66</key>
-		<string>334 527 583 144 0 0 1680 1028 </string>
+		<string>548 630 583 144 0 0 1680 1028 </string>
 	</dict>
 	<key>IBFramework Version</key>
 	<string>446.1</string>
@@ -23,7 +23,7 @@
 	</array>
 	<key>IBOpenObjects</key>
 	<array>
-		<integer>153</integer>
+		<integer>28</integer>
 	</array>
 	<key>IBSystem Version</key>
 	<string>8R4031</string>
diff --git a/macosx/English.lproj/PrefsWindow.nib/keyedobjects.nib b/macosx/English.lproj/PrefsWindow.nib/keyedobjects.nib
index 2c4717afd..600d9b496 100644
Binary files a/macosx/English.lproj/PrefsWindow.nib/keyedobjects.nib and b/macosx/English.lproj/PrefsWindow.nib/keyedobjects.nib differ