diff --git a/container-example/Dockerfile b/container-example/Dockerfile
index a25c99c..1f2e5e8 100644
--- a/container-example/Dockerfile
+++ b/container-example/Dockerfile
@@ -1,4 +1,4 @@
-FROM nginx:1.29-alpine
+FROM nginx:1.31-alpine
 EXPOSE 80
 HEALTHCHECK --interval=30s --timeout=3s CMD wget -qO- http://localhost/ || exit 1
 COPY src/. /usr/share/nginx/html/
\ No newline at end of file