diff --git a/Dockerfile b/Dockerfile
index 7d1e92e..b127048 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -1,4 +1,4 @@
-FROM nginx:alpine3.21
+FROM nginx:alpine3.22
 COPY ./content /usr/share/nginx/html
 RUN cd /usr/share/nginx/html && ./snippet-indexer.sh