diff --git a/lang/cem/cemcom/Makefile b/lang/cem/cemcom/Makefile
index 119158b66..afee6c0e2 100644
--- a/lang/cem/cemcom/Makefile
+++ b/lang/cem/cemcom/Makefile
@@ -131,7 +131,7 @@ opr:
 	make pr | opr
 
 clean:
-	rm -f $(OBJ) $(GENERATED)
+	rm -f $(OBJ) $(GENERATED) main
 	(cd .. ; rm -rf Xsrc)
 
 lint:	Cfiles