diff --git a/src/Wxwindll.icc b/src/Wxwindll.icc
index fd8bc0dbb5..ec870317ad 100644
--- a/src/Wxwindll.icc
+++ b/src/Wxwindll.icc
@@ -39,6 +39,7 @@ option ProjectOptions = lang(longlong, "yes"),  gen(manglelinkagekeywordonlyfunc
    {
       source type(cpp) "COMMON\\APPCMN.CPP"
       source type(cpp) "COMMON\\CHOICCMN.CPP"
+      source type(cpp) "COMMON\\CSHELP.CPP"
       source type(cpp) "COMMON\\CLIPCMN.CPP"
       source type(cpp) "COMMON\\CMDLINE.CPP"
       source type(cpp) "COMMON\\CMNDATA.CPP"
@@ -65,6 +66,7 @@ option ProjectOptions = lang(longlong, "yes"),  gen(manglelinkagekeywordonlyfunc
       source type(cpp) "COMMON\\FILE.CPP"
       source type(cpp) "COMMON\\FILECONF.CPP"
       source type(cpp) "COMMON\\FILEFN.CPP"
+      source type(cpp) "COMMON\\FILENAME.CPP"
       source type(cpp) "COMMON\\FILESYS.CPP"
       source type(cpp) "COMMON\\FONTCMN.CPP"
       source type(cpp) "COMMON\\FONTMAP.CPP"
@@ -149,7 +151,6 @@ option ProjectOptions = lang(longlong, "yes"),  gen(manglelinkagekeywordonlyfunc
       source type(cpp) "GENERIC\\CARET.CPP"
       source type(cpp) "GENERIC\\CHOICDGG.CPP"
       source type(cpp) "GENERIC\\COLRDLGG.CPP"
-      source type(cpp) "GENERIC\\CSHELP.CPP"
       source type(cpp) "GENERIC\\DCPSG.CPP"
       source type(cpp) "GENERIC\\DRAGIMGG.CPP"
       source type(cpp) "GENERIC\\FONTDLGG.CPP"
diff --git a/src/wxWin.icc b/src/wxWin.icc
index e36799abd6..6e8f8c97f1 100644
--- a/src/wxWin.icc
+++ b/src/wxWin.icc
@@ -51,6 +51,7 @@ option ProjectOptions = gen(arch, "pentium2"), lang(longlong, "yes"),  gen(mangl
       source "COMMON\\file.cpp"
       source "COMMON\\fileconf.cpp"
       source "COMMON\\filefn.cpp"
+      source "COMMON\\filename.cpp"
       source "COMMON\\filesys.cpp"
       source "COMMON\\fontcmn.cpp"
       source "COMMON\\fontmap.cpp"