diff --git a/Dockerfile b/Dockerfile
index 77e9a254..4a10ecc5 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -43,7 +43,7 @@ RUN install-tool elixir v1.18.0
 
 
 # renovate: datasource=github-releases packageName=containerbase/php-prebuild
-RUN install-tool php 8.3.14
+RUN install-tool php 8.4.2
 
 # renovate: datasource=github-releases packageName=containerbase/composer-prebuild
 RUN install-tool composer 2.8.4