diff --git a/docker/Dockerfile.php b/docker/Dockerfile.php
index e2d40f9..f63dbc5 100644
--- a/docker/Dockerfile.php
+++ b/docker/Dockerfile.php
@@ -1,4 +1,4 @@
-FROM ezsystems/php:7.4
+FROM ezsystems/php:8.1
 RUN apt update &&\
     apt install -y --no-install-recommends openssh-client gpg gpg-agent &&\
     rm -Rf /var/lib/apt/lists/*