diff --git a/docker/deprecated-images/build-kit/alpine.Dockerfile b/docker/deprecated-images/build-kit/alpine.Dockerfile
index ef6cd65..87e7db1 100644
--- a/docker/deprecated-images/build-kit/alpine.Dockerfile
+++ b/docker/deprecated-images/build-kit/alpine.Dockerfile
@@ -1,5 +1,5 @@
 # syntax=docker/dockerfile:1
-FROM alpine:3.17
+FROM alpine:3.21
 
 ARG EXT_MOUNT=/ext
 ARG EVEREST_CMAKE_PATH=/usr/lib/cmake/everest-cmake