diff --git a/docker/Dockerfile b/docker/Dockerfile
index 21f921f..ce09393 100644
--- a/docker/Dockerfile
+++ b/docker/Dockerfile
@@ -1,4 +1,4 @@
-FROM alpine:3.19.1
+FROM alpine:3.20.0
 
 EXPOSE 5353 8080
 
diff --git a/docker/ci/Dockerfile b/docker/ci/Dockerfile
index f7ba37e..aff2515 100644
--- a/docker/ci/Dockerfile
+++ b/docker/ci/Dockerfile
@@ -1,4 +1,4 @@
-FROM alpine:3.19.1
+FROM alpine:3.20.0
 
 EXPOSE 5353 8080