diff --git a/docker/php.dockerfile b/docker/php.dockerfile
index 5a0aed4..37a7aba 100644
--- a/docker/php.dockerfile
+++ b/docker/php.dockerfile
@@ -1,4 +1,4 @@
-FROM ubuntu:22.04
+FROM ubuntu:26.04
 
 ARG PHP_SRC_TYPE
 ARG PHP_SRC_DEBUG