diff --git a/renovate.Dockerfile b/renovate.Dockerfile
index e98b42c..2047985 100644
--- a/renovate.Dockerfile
+++ b/renovate.Dockerfile
@@ -16,7 +16,7 @@ ENV PHP_VERSION=8.2.26
 
 # EOL: 2027-12-31
 # renovate: datasource=docker depName=php versioning=docker
-ENV PHP_VERSION=8.3.14
+ENV PHP_VERSION=8.3.15
 
 # EOL: 2028-12-31
 # renovate: datasource=docker depName=php versioning=docker