diff --git a/src/mac/carbon/dataobj.cpp b/src/mac/carbon/dataobj.cpp
index b905eaf471..6f8b7866bc 100644
--- a/src/mac/carbon/dataobj.cpp
+++ b/src/mac/carbon/dataobj.cpp
@@ -144,7 +144,7 @@ void wxDataFormat::SetType( wxDataFormatId dataType )
         break;
 
     case wxDF_FILENAME:
-        m_format = (long) CFStringCreateCopy( NULL, CFSTR("public.url") );
+        m_format = (long) CFStringCreateCopy( NULL, CFSTR("public.file-url") );
         break;
 
     default: