diff --git a/samples/Makefile b/samples/Makefile
index 959e9d8..5f57f16 100644
--- a/samples/Makefile
+++ b/samples/Makefile
@@ -11,6 +11,8 @@ all:
 	$(KOS_MAKE) -C nehe02va all
 	$(KOS_MAKE) -C nehe02de all
 	$(KOS_MAKE) -C nehe03 all
+	$(KOS_MAKE) -C nehe04 all
+	$(KOS_MAKE) -C nehe05 all
 	$(KOS_MAKE) -C nehe06 all
 	$(KOS_MAKE) -C nehe06_vq all
 	$(KOS_MAKE) -C ortho2d all