diff --git a/worker.Dockerfile b/worker.Dockerfile
index 92150e5..73afc58 100644
--- a/worker.Dockerfile
+++ b/worker.Dockerfile
@@ -1,4 +1,4 @@
-FROM php:8-cli-alpine
+FROM php:8.4.0RC4-cli-alpine
 
 # Add OpCache
 RUN docker-php-ext-configure opcache --enable-opcache \