diff --git a/config/custom-environment-variables.yaml b/config/custom-environment-variables.yaml
new file mode 100644
index 00000000..d4fa9e50
--- /dev/null
+++ b/config/custom-environment-variables.yaml
@@ -0,0 +1,6 @@
+server:
+    port: PORT
+
+s3:
+    region: AWS_REGION
+    bucket: STORAGE_BUCKET