diff --git a/railpack.json b/railpack.json
new file mode 100644
index 0000000..d641af8
--- /dev/null
+++ b/railpack.json
@@ -0,0 +1,6 @@
+{
+  "$schema": "https://schema.railpack.com",
+  "packages": {
+    "php": "8.4"
+  }
+}