diff --git a/build/docker/Dockerfile b/build/docker/Dockerfile
index af796fa..2a666b8 100644
--- a/build/docker/Dockerfile
+++ b/build/docker/Dockerfile
@@ -1,4 +1,4 @@
-FROM alpine
-RUN apk update && apk add ca-certificates && rm -rf /var/cache/apk/*
+FROM alpine:latest
+RUN apk add ca-certificates --no-cache
 COPY fast /
-CMD ["/fast"]
\ No newline at end of file
+CMD ["/fast"]