diff --git a/Makefile.inc b/Makefile.inc
index 68b0eb2523..8f58958412 100644
--- a/Makefile.inc
+++ b/Makefile.inc
@@ -961,7 +961,9 @@ endif # ifeq ($(CONFIG_FMDFILE),)
 
 # generated at the same time as fmap.fmap
 $(obj)/fmap_config.h: $(obj)/fmap.fmap
+	true
 $(obj)/fmap.desc: $(obj)/fmap.fmap
+	true
 
 $(obj)/fmap.fmap: $(obj)/fmap.fmd $(FMAPTOOL)
 	echo "    FMAP       $(FMAPTOOL) -h $(obj)/fmap_config.h $< $@"