diff --git a/docker-compose.yml b/docker-compose.yml
index 8afae94..14954bd 100644
--- a/docker-compose.yml
+++ b/docker-compose.yml
@@ -36,7 +36,7 @@ services:
       - postgres_tmp:/var/run/postgresql
       - postgres_data_v14:/var/lib/postgresql/data
   dns.keiu.net:
-    image: coredns/coredns:1.9.2@sha256:27340bfb3d563684973da8222bfed30c8b38e211d39e6dc2e632d0beef4cdca0
+    image: coredns/coredns:1.9.3@sha256:8e352a029d304ca7431c6507b56800636c321cb52289686a581ab70aaa8a2e2a
     restart: unless-stopped
     expose: ["443"]
     ports: ["853:853"]