diff --git a/Dockerfile b/Dockerfile
index d05692e..cd52162 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -29,6 +29,6 @@ ENV CPU_CORES 1
 ENV DISK_SIZE 16G
 ENV RAM_SIZE 512M
 
-ENV BOOT https://releases.ubuntu.com/22.04.2/ubuntu-22.04.2-live-server-amd64.iso
+ENV BOOT http://www.tinycorelinux.net/13.x/x86/release/Core-13.1.iso
 
 ENTRYPOINT ["/run/run.sh"]