diff --git a/hidche/app/Dockerfile b/hidche/app/Dockerfile
index 93c232d..6e08898 100644
--- a/hidche/app/Dockerfile
+++ b/hidche/app/Dockerfile
@@ -1,4 +1,4 @@
-FROM php:8.3-fpm-bullseye
+FROM php:8.3-fpm-bookworm
 #debian
 
 ENV LC_ALL=C.UTF-8
diff --git a/hidche/board/Dockerfile b/hidche/board/Dockerfile
index ca60adc..5637d1f 100644
--- a/hidche/board/Dockerfile
+++ b/hidche/board/Dockerfile
@@ -1,4 +1,4 @@
-FROM php:8.3-fpm-bullseye
+FROM php:8.3-fpm-bookworm
 #debian
 
 ENV LC_ALL=C.UTF-8