diff --git a/homeassistant-addon/Dockerfile b/homeassistant-addon/Dockerfile
index 34382b6..bbff94d 100644
--- a/homeassistant-addon/Dockerfile
+++ b/homeassistant-addon/Dockerfile
@@ -14,7 +14,7 @@ ARG BUILD_FROM
 ARG BUILDPLATFORM
 # Multi-arch index digest for alpine:3.21 — BUILDPLATFORM still selects the
 # host arch; the pin stops the tag floating underneath us.
-FROM --platform=${BUILDPLATFORM:-linux/amd64} alpine:3.21@sha256:48b0309ca019d89d40f670aa1bc06e426dc0931948452e8491e3d65087abc07d AS builder
+FROM --platform=${BUILDPLATFORM:-linux/amd64} alpine:3.24@sha256:28bd5fe8b56d1bd048e5babf5b10710ebe0bae67db86916198a6eec434943f8b AS builder
 
 RUN apk add --no-cache nodejs npm