diff --git a/_docker/Dockerfile b/_docker/Dockerfile
index 4a982f7..6e0b2e6 100644
--- a/_docker/Dockerfile
+++ b/_docker/Dockerfile
@@ -1,4 +1,4 @@
-FROM docker.io/library/nginx:1.22.0-alpine
+FROM docker.io/library/nginx:1.23.1-alpine
 
 COPY ./public/ /usr/share/nginx/html/