diff --git a/backend/postcode_splitter/handler/Dockerfile b/backend/postcode_splitter/handler/Dockerfile
index ae9056ed..72ce3094 100644
--- a/backend/postcode_splitter/handler/Dockerfile
+++ b/backend/postcode_splitter/handler/Dockerfile
@@ -19,3 +19,4 @@ COPY backend/__init__.py backend/__init__.py
 # # Lambda handler
 # # -----------------------------
 CMD ["main.handler"]
+