diff --git a/tools/osbuilder/rootfs-builder/alpine/config.sh b/tools/osbuilder/rootfs-builder/alpine/config.sh
index 1df524333c..10ff1812ae 100644
--- a/tools/osbuilder/rootfs-builder/alpine/config.sh
+++ b/tools/osbuilder/rootfs-builder/alpine/config.sh
@@ -5,7 +5,7 @@
 
 OS_NAME="Alpine"
 
-OS_VERSION=${OS_VERSION:-3.15}
+OS_VERSION=${OS_VERSION:-3.18}
 
 BASE_PACKAGES="alpine-base"