diff --git a/Containers/mastercontainer/Dockerfile b/Containers/mastercontainer/Dockerfile
index 394359b7..c387b6e3 100644
--- a/Containers/mastercontainer/Dockerfile
+++ b/Containers/mastercontainer/Dockerfile
@@ -6,7 +6,7 @@ FROM docker:28.0.4-cli AS docker
 FROM caddy:2.9.1-alpine AS caddy
 
 # From https://github.com/docker-library/php/blob/master/8.3/alpine3.21/fpm/Dockerfile
-FROM php:8.3.19-fpm-alpine3.21
+FROM php:8.3.20-fpm-alpine3.21
 
 EXPOSE 80
 EXPOSE 8080