diff --git a/Dockerfile b/Dockerfile
index bd329de4..b75de9d5 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -1,16 +1,5 @@
-#
-# Docker file for json-patch CI tests
-#
 FROM debian:unstable
-
-# NOTE: Switch back to debian:testing when GDC 8.1 is default in testing as well
-
-# prepare
 RUN apt-get update -qq
-
-# install build essentials
 RUN apt-get install -yq gcc gdc ldc meson dub
-
-# finish
 RUN mkdir /build
 WORKDIR /build