diff --git a/hidche/board/Dockerfile b/hidche/board/Dockerfile
index ec58178..8978d91 100644
--- a/hidche/board/Dockerfile
+++ b/hidche/board/Dockerfile
@@ -1,4 +1,4 @@
-FROM php:7.3-fpm-buster
+FROM php:7.4-fpm-buster
 #debian
 
 ENV LC_ALL=C.UTF-8