diff --git a/ChangeLog b/ChangeLog
index 6859ca1da..5f0954d17 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,3 +1,7 @@
+2014-03-25  Fred Kiefer <fredkiefer@gmx.de>
+
+	* Tools/NSOperation.m: ([_finish]) fix logic of 'executing' flag.
+
 2014-03-19  Richard Frith-Macdonald <rfm@gnu.org>
 
 	* Tools/gdomap.c: Don't open syslog connection until after we have
@@ -10177,7 +10181,7 @@
 	which is used there were erroneously changed to assume an NSNumber.
 	This was causing a crash in various applications.
 
-2009-04-24  Fred Morcos <fred.morcos"gmail.com>
+2009-04-24  Fred Morcos <fred.morcos@gmail.com>
 
 	* Headers/Foundation/NSFileManager.h:
 	* Source/NSFileManager.m:
diff --git a/Source/NSOperation.m b/Source/NSOperation.m
index fc5f4eb61..3cc8134b5 100644
--- a/Source/NSOperation.m
+++ b/Source/NSOperation.m
@@ -521,7 +521,7 @@ static NSArray	*empty = nil;
   [internal->lock lock];
   if (NO == internal->finished)
     {
-      if (NO == internal->executing)
+      if (YES == internal->executing)
         {
 	  [self willChangeValueForKey: @"isExecuting"];
 	  [self willChangeValueForKey: @"isFinished"];