diff --git a/src/mac/carbon/mdi.cpp b/src/mac/carbon/mdi.cpp
index 6fd6dfae0d..ca02c69c0d 100644
--- a/src/mac/carbon/mdi.cpp
+++ b/src/mac/carbon/mdi.cpp
@@ -476,6 +476,7 @@ void wxMDIChildFrame::Restore()
 
 void wxMDIChildFrame::Activate()
 {
+    Raise ();
 }
 
 //-----------------------------------------------------------------------------