diff --git a/Dockerfile b/Dockerfile
index 41a2915..a2e3d49 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -1,26 +1,21 @@
 FROM debian:buster-slim
 ENV DEBIAN_FRONTEND noninteractive
 
-ENV TZ=America/New_York
+ENV TZ=Sweden/Stockholm
 RUN ln -snf /usr/share/zoneinfo/$TZ /etc/localtime && echo $TZ > /etc/timezone
 
 RUN apt-get -y update && apt-get -y install \
 	bc \
     build-essential \
-    bzip2 \
-	bzr \
+	wget \
 	cmake \
 	cmake-curses-gui \
-	cpio \
-	git \
-	libncurses5-dev \
 	make \
-	rsync \
-	scons \
-	tree \
+    bzip2 \
 	unzip \
-	wget \
-  && rm -rf /var/lib/apt/lists/*
+	rsync \
+	libncurses5-dev \
+	file
 
 RUN mkdir -p /root/workspace
 WORKDIR /root
diff --git a/README.md b/README.md
index 5b507e2..9d997a9 100644
--- a/README.md
+++ b/README.md
@@ -11,6 +11,8 @@ After building the first time, `make shell` will skip building and drop into the
 ## Workflow
 
 `cd` into `~/buildroot` and run `make sdk` (or optionally `make menuconfig` first to add additional libraries).
+### -lasound not preconfigured and can be found in `make menuconfig` under
+#### Target packages -> Audio and video applications -> alsa-utils
 
 Then you can copy out individual binaries, libraries, and headers from `~/buildroot/output/host/arm-buildroot-linux-gnueabihf/sysroot/`
 or return to `~` and run `./package-toolchain.sh` to generate `~/workspace/miyoomini-toolchain.tar.xz`.