3 files changed, 7 insertions, 2 deletions
diff --git a/docker/Dockerfile b/docker/Dockerfile
index eddc941c48..a442b34598 100644
--- a/docker/Dockerfile
+++ b/docker/Dockerfile
@@ -18,6 +18,11 @@ ARG PYTHON_VERSION=3.8
 ###
 FROM docker.io/python:${PYTHON_VERSION}-slim as builder
 
+LABEL org.opencontainers.image.url='https://matrix.org/docs/projects/server/synapse'
+LABEL org.opencontainers.image.documentation='https://github.com/matrix-org/synapse/blob/master/docker/README.md'
+LABEL org.opencontainers.image.source='https://github.com/matrix-org/synapse.git'
+LABEL org.opencontainers.image.licenses='Apache-2.0'
+
 # install the OS build deps
 RUN apt-get update && apt-get install -y \
         build-essential \
diff --git a/docker/build_debian.sh b/docker/build_debian.sh
index f312f0715f..f426d2b77b 100644
--- a/docker/build_debian.sh
+++ b/docker/build_debian.sh
@@ -1,4 +1,4 @@
-#!/bin/bash
+#!/usr/bin/env bash
 
 # The script to build the Debian package, as ran inside the Docker image.
 
diff --git a/docker/run_pg_tests.sh b/docker/run_pg_tests.sh
index d18d1e4c8e..1fd08cb62b 100755
--- a/docker/run_pg_tests.sh
+++ b/docker/run_pg_tests.sh
@@ -1,4 +1,4 @@
-#!/bin/bash
+#!/usr/bin/env bash
 
 # This script runs the PostgreSQL tests inside a Docker container. It expects
 # the relevant source files to be mounted into /src (done automatically by the