diff --git a/railpack.json b/railpack.json
new file mode 100644
index 0000000..12322bb
--- /dev/null
+++ b/railpack.json
@@ -0,0 +1,7 @@
+{
+  "deploy": {
+    "variables": {
+      "NODE_ENV": "production"
+    }
+  }
+}