diff --git a/Dockerfile b/Dockerfile
index f5d5a08..6c39856 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -1,4 +1,4 @@
-FROM alpine:3.21
+FROM alpine:3.23
 
 ENV PGHOST="database.database1.svc.cluster.local"
 ENV PGDATABASE="udi-hottis"