diff --git a/Containerfile b/Containerfile
index 44bb97d..ccf6d2b 100644
--- a/Containerfile
+++ b/Containerfile
@@ -1,14 +1,14 @@
-FROM docker.io/alpine:3.20 AS builder
+FROM docker.io/alpine:3.21 AS builder
 
-ENV VERSION=26.0.6
-ENV SHA256_SUM=27e31ee7f2e90f1c282def3cbbb0824f76d0441ef7f0c8ebaf83570d097e83b5
+ENV VERSION=26.0.7
+ENV SHA256_SUM=a6d770bbf55625781f1225a54a130839cdc1dd4ad5b3b4bbb18c9ac8bca8f8ae
 
 RUN wget "https://github.com/keycloak/keycloak/releases/download/$VERSION/keycloak-$VERSION.tar.gz"
 RUN echo "$SHA256_SUM  keycloak-$VERSION.tar.gz" | sha256sum -c - || exit 1
 RUN mkdir -p /keycloak
 RUN tar xvf keycloak-$VERSION.tar.gz -C /keycloak --strip 1
 
-FROM docker.io/thallian/alpine-s6:3.20-3.1.6.2
+FROM docker.io/thallian/alpine-s6:3.21-3.2.0.2
 
 ENV JAVA_OPTS_APPEND="-Djava.net.preferIPv4Stack=false -Djava.net.preferIPv6Addresses=true"