diff --git a/src/cocoa/choice.mm b/src/cocoa/choice.mm
index ba97699d8e..11e94454e6 100644
--- a/src/cocoa/choice.mm
+++ b/src/cocoa/choice.mm
@@ -183,6 +183,7 @@ int wxChoice::GetSelection() const
 
 int wxChoice::DoAppend(const wxString& title)
 {
+    wxAutoNSAutoreleasePool pool;    
     NSMenu *nsmenu = [(NSPopUpButton*)m_cocoaNSView menu];
     NSMenuItem *item;
     if(m_sortedStrings)