diff --git a/packages/winunits-base/src/shellapi.pp b/packages/winunits-base/src/shellapi.pp
index 3b9f396717..af951e5cb8 100644
--- a/packages/winunits-base/src/shellapi.pp
+++ b/packages/winunits-base/src/shellapi.pp
@@ -341,6 +341,13 @@ Const
     BFFM_SETSTATUSTEXTW     = (WM_USER + 104);
     BFFM_SETOKTEXT          = (WM_USER + 105); // Unicode only
     BFFM_SETEXPANDED        = (WM_USER + 106); // Unicode only
+    {$IFDEF UNICODE}
+      BFFM_SETSTATUSTEXT    =      BFFM_SETSTATUSTEXTW;
+      BFFM_SETSELECTION     =      BFFM_SETSELECTIONW;
+    {$ELSE}
+      BFFM_SETSTATUSTEXT    =      BFFM_SETSTATUSTEXTA;
+      BFFM_SETSELECTION     =      BFFM_SETSELECTIONA;
+    {$ENDIF}
     ISHCUTCMDID_DOWNLOADICON  = 0;
     ISHCUTCMDID_INTSHORTCUTCREATE = 1;
     ACLO_NONE            = 0;    // don't enumerate anything