diff --git a/test/Dockerfile.distro b/test/Dockerfile.distro
index 258d5ca35c..d57d792ee9 100644
--- a/test/Dockerfile.distro
+++ b/test/Dockerfile.distro
@@ -179,7 +179,7 @@ RUN install-tool yarn 4.12.0
 FROM build AS test-php
 
 # renovate: datasource=github-releases packageName=containerbase/php-prebuild
-RUN install-tool php 8.5.2
+RUN install-tool php 8.5.3
 # renovate: datasource=github-releases packageName=containerbase/composer-prebuild
 RUN install-tool composer 2.9.5
 
diff --git a/test/latest/Dockerfile b/test/latest/Dockerfile
index d0ded1bc1f..c25ee0b06b 100644
--- a/test/latest/Dockerfile
+++ b/test/latest/Dockerfile
@@ -68,7 +68,7 @@ RUN install-apt nginx
 RUN install-tool node 24.13.1
 
 # renovate: datasource=github-releases packageName=containerbase/php-prebuild
-RUN install-tool php 8.5.2
+RUN install-tool php 8.5.3
 RUN set -ex; [ $(stat --format '%u' "/usr/local/bin/php") -eq ${USER_ID} ]
 
 # renovate: datasource=github-releases packageName=PowerShell/PowerShell
diff --git a/test/php/Dockerfile b/test/php/Dockerfile
index 3f5b616d3d..e66b5b2573 100644
--- a/test/php/Dockerfile
+++ b/test/php/Dockerfile
@@ -43,7 +43,7 @@ FROM base AS testa
 SHELL [ "/bin/sh", "-c" ]
 
 # renovate: datasource=github-releases packageName=containerbase/php-prebuild
-RUN install-tool php 8.5.2
+RUN install-tool php 8.5.3
 
 
 # renovate: datasource=github-releases packageName=containerbase/composer-prebuild
diff --git a/test/php/Dockerfile.arm64 b/test/php/Dockerfile.arm64
index 1e52080b51..c839fe473c 100644
--- a/test/php/Dockerfile.arm64
+++ b/test/php/Dockerfile.arm64
@@ -38,7 +38,7 @@ ARG CONTAINERBASE_LOG_LEVEL
 FROM base AS test-php
 
 # renovate: datasource=github-releases packageName=containerbase/php-prebuild
-RUN install-tool php 8.5.2
+RUN install-tool php 8.5.3
 #--------------------------------------
 # Image: composer
 #--------------------------------------