diff --git a/delegateuitask_darwin.m b/delegateuitask_darwin.m
index 023cb49..09dcbfd 100644
--- a/delegateuitask_darwin.m
+++ b/delegateuitask_darwin.m
@@ -35,6 +35,7 @@
 #import <Foundation/NSAutoreleasePool.h>
 #import <AppKit/NSEvent.h>
 #import <AppKit/NSAlert.h>
+#import <AppKit/NSHelpManager.h>
 
 extern NSRect dummyRect;
 
@@ -74,6 +75,13 @@ extern NSRect dummyRect;
 {
 }
 
+// see below
+// TODO is this the correct signature?
+- (void)helpbreaker:(NSNotification *)n
+{
+	[NSHelpManager setContextHelpModeActive:NO];
+}
+
 @end
 
 id makeAppDelegate(void)
@@ -94,6 +102,14 @@ BOOL initCocoa(id appDelegate)
 		return NO;
 	[NSApp activateIgnoringOtherApps:YES];		// TODO actually do C.NO here? Russ Cox does YES in his devdraw; the docs say the Finder does NO
 	[NSApp setDelegate:appDelegate];
+	// by default, Mac OS X intercepts Help key keyDown events
+	// we treat Help as Insert, so we don't want this behavior
+	// this will override it; see http://stackoverflow.com/a/4078542/3408572
+	// TODO this doesn't send keyDown:
+	[[NSNotificationCenter defaultCenter] addObserver:appDelegate
+		selector:@selector(helpbreaker:)
+		name:NSContextHelpModeDidActivateNotification
+		object:nil];
 	return YES;
 }
 
diff --git a/todo.md b/todo.md
index 72572f5..dd8128f 100644
--- a/todo.md
+++ b/todo.md
@@ -3,7 +3,6 @@ MAC OS X:
 	- asked: http://stackoverflow.com/questions/23046414/cocoa-how-do-i-get-nscombobox-indexofselecteditem-to-return-1-if-the-user-m
 - 10.6 also spits a bunch of NSNoAutoreleasePool() debug log messages even though I thoguht I had everything in an NSAutoreleasePool...
 - OS X: key up with a modifier held and our new modifiers code doesn't seem to happen?
-- figure out how to bypass the window manager's Help key handling
 - point out that Areas get keyboard focus automatically on click on Mac OS X
 - make sure Areas get keyboard focus when clicking outside the actual Area space on Mac OS X