diff --git a/.github/workflows/container.yml b/.github/workflows/container.yml
index 88b9dea..5f79a8a 100644
--- a/.github/workflows/container.yml
+++ b/.github/workflows/container.yml
@@ -7,7 +7,7 @@ on:
       - '**'
 
 env:
-  php_version: 8.3.14
+  php_version: 8.4.1
   unit_version: 1.33.0
   composer_version: 2.8.3
   datadog_version: 1.5.1
diff --git a/Dockerfile b/Dockerfile
index bf8247c..1e64d50 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -1,4 +1,4 @@
-ARG PHP_VERSION=8.3.14
+ARG PHP_VERSION=8.4.1
 ARG UNIT_VERSION=1.33.0
 ARG COMPOSER_VERSION=2.8.3