diff --git a/web/Dockerfile b/web/Dockerfile
index 1cde21f..44875b5 100644
--- a/web/Dockerfile
+++ b/web/Dockerfile
@@ -1,5 +1,5 @@
 # syntax = docker/dockerfile:1.3
-FROM alpine:3.17.3
+FROM alpine:3.18.0
 
 # Add needed files for uwsgi server + settings for django
 COPY mailman-web /opt/mailman-web
diff --git a/web/Dockerfile.dev b/web/Dockerfile.dev
index adcedde..c621c5a 100644
--- a/web/Dockerfile.dev
+++ b/web/Dockerfile.dev
@@ -1,5 +1,5 @@
 # syntax = docker/dockerfile:1.3
-FROM alpine:3.17.3
+FROM alpine:3.18.0
 
 # Add needed files for uwsgi server + settings for django
 COPY mailman-web /opt/mailman-web