diff --git a/fftools/Makefile b/fftools/Makefile
index c1eba733da..b3c08ae5a0 100644
--- a/fftools/Makefile
+++ b/fftools/Makefile
@@ -92,4 +92,4 @@ uninstall-progs:
 	$(RM) $(addprefix "$(BINDIR)/", $(ALLAVPROGS))
 
 clean::
-	$(RM) $(ALLAVPROGS) $(ALLAVPROGS_G) $(CLEANSUFFIXES:%=fftools/%)
+	$(RM) $(ALLAVPROGS) $(ALLAVPROGS_G) $(CLEANSUFFIXES:%=fftools/%) $(CLEANSUFFIXES:%=fftools/graph/%) $(CLEANSUFFIXES:%=fftools/textformat/%)