diff --git a/Dockerfile b/Dockerfile
index a22224b..6c9ece5 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -1,5 +1,5 @@
 # Which versions?
-ARG PHP_VERSION=8.1.22
+ARG PHP_VERSION=8.1.23
 ARG REDIS_EXT_VERSION=5.3.7
 ARG IMAGICK_EXT_VERSION=3.7.0
 ARG PCOV_EXT_VERSION=1.0.11