diff --git a/Dockerfile b/Dockerfile
index 80bcbec..721dc8c 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -1,4 +1,4 @@
-FROM alpine:3.22
+FROM alpine:3.23
 
 # renovate: datasource=repology depName=alpine_3_22/nut versioning=loose
 ENV NUT_VERSION="2.8.2-r2"