diff --git a/boot.sh b/boot.sh
index 1a395f5..91909ec 100644
--- a/boot.sh
+++ b/boot.sh
@@ -9,3 +9,4 @@ qemu-riscv64 boot2.out < boot-all.c > boot3.s &&
 cmp --silent boot1.s boot2.s && echo "boot1.s == boot2.s" || echo "boot1.s != boot2.s"
 cmp --silent boot2.s boot3.s && echo "boot2.s == boot3.s" || echo "boot2.s != boot3.s"
 cmp --silent boot1.s boot3.s && echo "boot1.s == boot3.s" || echo "boot1.s != boot3.s"
+rm boot-all.c