diff --git a/docs/changes.txt b/docs/changes.txt
index 17d8b0766d..3afa22464b 100644
--- a/docs/changes.txt
+++ b/docs/changes.txt
@@ -228,6 +228,7 @@ wxOSX:
 - Implement wxTextCtrl::ShowPosition().
 - Add support for wxTE_NO_VSCROLL style to wxTextCtrl.
 - Add support for wxTE_CHARWRAP style to wxTextCtrl.
+- Fix selecting RGB bitmaps (with no alpha channel) into wxMemoryDC.
 
 Unix:
 
diff --git a/src/osx/core/dcmemory.cpp b/src/osx/core/dcmemory.cpp
index aeb700ddff..4d66d1cef9 100644
--- a/src/osx/core/dcmemory.cpp
+++ b/src/osx/core/dcmemory.cpp
@@ -72,8 +72,6 @@ void wxMemoryDCImpl::DoSelect( const wxBitmap& bitmap )
     m_selected = bitmap;
     if (m_selected.IsOk())
     {
-        if ( m_selected.GetDepth() != 1 )
-            m_selected.UseAlpha() ;
         m_selected.BeginRawAccess() ;
         m_width = bitmap.GetScaledWidth();
         m_height = bitmap.GetScaledHeight();