diff --git a/backend/Dockerfile b/backend/Dockerfile
index a3b8c302..80a2098c 100644
--- a/backend/Dockerfile
+++ b/backend/Dockerfile
@@ -1,4 +1,4 @@
-FROM php:8.3-apache@sha256:7a3fd6ae9c9d240810bae95d3aaf894be4f0ec1a022b0a5f129d658a625e2ac2
+FROM php:8.4-apache@sha256:b23dccf8854b60c1619f697ce7b19a9b612a43cbc4855a7406f37930034b29fc
 
 ENV LANG=C.UTF-8