diff --git a/packages/gateway/Dockerfile b/packages/gateway/Dockerfile
index 16abdf1..4c7667f 100644
--- a/packages/gateway/Dockerfile
+++ b/packages/gateway/Dockerfile
@@ -1,8 +1,7 @@
 FROM kong:3.7
 
 COPY config/kong.yml /etc/kong/kong.yml.tpl
-COPY config/docker-entrypoint.sh /custom-entrypoint.sh
-RUN chmod +x /custom-entrypoint.sh
+COPY --chmod=755 config/docker-entrypoint.sh /custom-entrypoint.sh
 
 ENV KONG_DATABASE=off
 ENV KONG_DECLARATIVE_CONFIG=/etc/kong/kong.yml