diff --git a/Source/NSLock.m b/Source/NSLock.m
index f0570e2f4..f87d26f37 100644
--- a/Source/NSLock.m
+++ b/Source/NSLock.m
@@ -270,7 +270,6 @@ NSLOCKING_METHODS
 
 - (void) unlockWithCondition: (NSInteger)value
 {
-	[_condition lock];
 	_condition_value = value;
 	[_condition broadcast];
 	[_condition unlock];