diff --git a/webserver/Dockerfile b/webserver/Dockerfile
index 64d2d53..4b697dd 100644
--- a/webserver/Dockerfile
+++ b/webserver/Dockerfile
@@ -1,4 +1,4 @@
-FROM nginx:1.24-alpine
+FROM nginx:1.26.3-alpine
 LABEL maintainer="Mutation Maker https://github.com/Merck/Mutation_Maker"
 
 COPY docker-nginx-proxy.conf /etc/nginx/conf.d/default.conf