diff --git a/docker/Dockerfile b/docker/Dockerfile
index 710cc51..4c57630 100644
--- a/docker/Dockerfile
+++ b/docker/Dockerfile
@@ -1,4 +1,4 @@
-FROM alpine:3.22.2
+FROM alpine:3.22.3
 
 EXPOSE 5353 8080
 
diff --git a/docker/ci/Dockerfile b/docker/ci/Dockerfile
index e9995a4..90d2972 100644
--- a/docker/ci/Dockerfile
+++ b/docker/ci/Dockerfile
@@ -1,4 +1,4 @@
-FROM alpine:3.22.2
+FROM alpine:3.22.3
 
 EXPOSE 5353 8080