diff --git a/distrib/msw/tmake/vc6msw.t b/distrib/msw/tmake/vc6msw.t
index f2a114ff0f..5dbec98308 100644
--- a/distrib/msw/tmake/vc6msw.t
+++ b/distrib/msw/tmake/vc6msw.t
@@ -339,12 +339,12 @@ SOURCE=.\msw\dummy.cpp
 # End Source File
 #$ ExpandGlue("WXMSWSRCS", "# Begin Source File\n\nSOURCE=.\\msw\\", "\n# End Source File\n# Begin Source File\n\nSOURCE=.\\msw\\", "\n# End Source File\n");
 #$ ExpandGlue("WXMSWCSRCS", "# Begin Source File\n\nSOURCE=.\\msw\\", "\n# SUBTRACT CPP /YX /Yc /Yu\n# End Source File\n# Begin Source File\n\nSOURCE=.\\msw\\", "\n# SUBTRACT CPP /YX /Yc /Yu\n# End Source File\n");
-# End Group
 # Begin Group "OLE Files"
 
 # PROP Default_Filter ""
 #$ ExpandGlue("WXOLESRCS", "# Begin Source File\n\nSOURCE=.\\msw\\ole\\", "\n# End Source File\n# Begin Source File\n\nSOURCE=.\\msw\\ole\\", "\n# End Source File\n");
 # End Group
+# End Group
 # Begin Group "Headers"
 
 # PROP Default_Filter ""
diff --git a/src/wxWindows.dsp b/src/wxWindows.dsp
index 9e0c83457e..68683ae901 100644
--- a/src/wxWindows.dsp
+++ b/src/wxWindows.dsp
@@ -1419,7 +1419,6 @@ SOURCE=.\msw\gsockmsw.c
 # SUBTRACT CPP /YX /Yc /Yu
 # End Source File
 
-# End Group
 # Begin Group "OLE Files"
 
 # PROP Default_Filter ""
@@ -1448,6 +1447,7 @@ SOURCE=.\msw\ole\oleutils.cpp
 SOURCE=.\msw\ole\uuid.cpp
 # End Source File
 
+# End Group
 # End Group
 # Begin Group "Headers"
 
@@ -1986,6 +1986,10 @@ SOURCE=..\include\wx\intl.h
 # End Source File
 # Begin Source File
 
+SOURCE=..\include\wx\iosfwrap.h
+# End Source File
+# Begin Source File
+
 SOURCE=..\include\wx\ioswrap.h
 # End Source File
 # Begin Source File