diff --git a/Dockerfile b/Dockerfile
index 130eb5f..9c01b14 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -1,4 +1,4 @@
-FROM quay.io/sclorg/nginx-122-micro-c9s:20240417 AS upstream
+FROM quay.io/sclorg/nginx-122-micro-c9s:20240731 AS upstream
 FROM ghcr.io/radiorabe/ubi9-minimal:0.7.1 AS build
 
 ENV APP_ROOT=/opt/app-root