diff --git a/src/mac/carbon/choice.cpp b/src/mac/carbon/choice.cpp
index 582a3619e0..e2ce6fe4cf 100644
--- a/src/mac/carbon/choice.cpp
+++ b/src/mac/carbon/choice.cpp
@@ -27,7 +27,15 @@ extern MenuHandle NewUniqueMenu() ;
 
 wxChoice::~wxChoice()
 {
-	// DeleteMenu( m_macPopUpMenuId ) ;
+    if ( HasClientObjectData() )
+    {
+        size_t i, max = GetCount();
+
+        for ( i = 0; i < max; ++i )
+            delete GetClientObject(i);
+    }
+
+        // DeleteMenu( m_macPopUpMenuId ) ;
 	// DisposeMenu( m_macPopUpMenuHandle ) ;
 }
 
@@ -271,3 +279,4 @@ wxSize wxChoice::DoGetBestSize() const
 	}
     return wxSize(lbWidth, lbHeight);
 }
+
diff --git a/src/mac/carbon/combobox.cpp b/src/mac/carbon/combobox.cpp
index 59a0edf814..6ae9d105c1 100644
--- a/src/mac/carbon/combobox.cpp
+++ b/src/mac/carbon/combobox.cpp
@@ -408,6 +408,10 @@ void wxComboBox::Append(const wxString& item)
 
 void wxComboBox::Delete(int n)
 {
+    if ( HasClientObjectData() )
+    {
+        SetClientObject(n, NULL);
+    }
     m_choice->Delete( n );
 }
 
diff --git a/src/mac/choice.cpp b/src/mac/choice.cpp
index 582a3619e0..e2ce6fe4cf 100644
--- a/src/mac/choice.cpp
+++ b/src/mac/choice.cpp
@@ -27,7 +27,15 @@ extern MenuHandle NewUniqueMenu() ;
 
 wxChoice::~wxChoice()
 {
-	// DeleteMenu( m_macPopUpMenuId ) ;
+    if ( HasClientObjectData() )
+    {
+        size_t i, max = GetCount();
+
+        for ( i = 0; i < max; ++i )
+            delete GetClientObject(i);
+    }
+
+        // DeleteMenu( m_macPopUpMenuId ) ;
 	// DisposeMenu( m_macPopUpMenuHandle ) ;
 }
 
@@ -271,3 +279,4 @@ wxSize wxChoice::DoGetBestSize() const
 	}
     return wxSize(lbWidth, lbHeight);
 }
+
diff --git a/src/mac/combobox.cpp b/src/mac/combobox.cpp
index 59a0edf814..6ae9d105c1 100644
--- a/src/mac/combobox.cpp
+++ b/src/mac/combobox.cpp
@@ -408,6 +408,10 @@ void wxComboBox::Append(const wxString& item)
 
 void wxComboBox::Delete(int n)
 {
+    if ( HasClientObjectData() )
+    {
+        SetClientObject(n, NULL);
+    }
     m_choice->Delete( n );
 }