diff --git a/Frameworks/OakAppKit/src/OakAppKit.mm b/Frameworks/OakAppKit/src/OakAppKit.mm
index b5622678..a897068a 100644
--- a/Frameworks/OakAppKit/src/OakAppKit.mm
+++ b/Frameworks/OakAppKit/src/OakAppKit.mm
@@ -19,7 +19,7 @@ void OakRunIOAlertPanel (char const* format, ...)
 
 BOOL OakIsAlternateKeyOrMouseEvent (NSUInteger flags, NSEvent* anEvent)
 {
-	return ([anEvent type] == NSLeftMouseUp || [anEvent type] == NSKeyDown) && (([anEvent modifierFlags] & flags) == flags);
+	return ([anEvent type] == NSLeftMouseUp || [anEvent type] == NSOtherMouseUp || [anEvent type] == NSKeyDown) && (([anEvent modifierFlags] & flags) == flags);
 }
 
 @interface OakSheetCallbackDelegate : NSObject