diff --git a/backend/postcode_splitter/handler/Dockerfile b/backend/postcode_splitter/handler/Dockerfile
index 74c00b9f..ad0d1d69 100644
--- a/backend/postcode_splitter/handler/Dockerfile
+++ b/backend/postcode_splitter/handler/Dockerfile
@@ -20,9 +20,6 @@ COPY utils/ utils/
 COPY backend/ backend/
 COPY datatypes/ datatypes/
 
-# Copy the handler
-COPY backend/postcode_splitter/main.py .
-
 # Lambda handler
-CMD ["main.handler"]
+CMD ["backend.postcode_splitter.main.handler"]