diff --git a/utils/ihxutil/fpmake.pp b/utils/ihxutil/fpmake.pp
index 2d2da86708..d01096b293 100644
--- a/utils/ihxutil/fpmake.pp
+++ b/utils/ihxutil/fpmake.pp
@@ -16,7 +16,7 @@ begin
     begin
     P:=AddPackage('utils-ihxutil');
     P.ShortName:='ihxutil';
-    P.OSes:=AllOSes-[embedded,msdos,win16,macosclassic,palmos];
+    P.OSes:=AllOSes-[embedded,msdos,win16,macosclassic,palmos,zxspectrum,msxdos,amstradcpc];
     if Defaults.CPU=jvm then
       P.OSes := P.OSes - [java,android];