diff --git a/Dockerfile b/Dockerfile
index 5a966a7..13fa588 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -1,6 +1,6 @@
 # Which versions?
-ARG PHP_MINOR_VERSION=8.4
-ARG PHP_VERSION=${PHP_MINOR_VERSION}.19
+ARG PHP_MINOR_VERSION=8.5
+ARG PHP_VERSION=${PHP_MINOR_VERSION}.4
 ARG REDIS_EXT_VERSION=6.3.0
 ARG IMAGICK_EXT_VERSION=3.8.1
 ARG PCOV_EXT_VERSION=1.0.12
diff --git a/README.md b/README.md
index dcc95c7..80a518a 100644
--- a/README.md
+++ b/README.md
@@ -7,7 +7,7 @@ Usage: `FROM ghcr.io/robuust/heroku-php`
 * Heroku 24
 * Apache
 * Nginx
-* PHP 8.4.x with Redis, Imagick and PCov
+* PHP 8.5.x with Redis, Imagick and PCov
 * Composer 2
 * Node 24.x
 * Yarn 4.x