diff --git a/bin/docker-setup b/bin/docker-setup
new file mode 100755
index 000000000..6ab8fabf1
--- /dev/null
+++ b/bin/docker-setup
@@ -0,0 +1,10 @@
+#!/usr/bin/env sh
+
+echo "== Building Docker image (this may take a while) =="
+docker-compose build
+
+echo "== Setting up database =="
+docker-compose run web rails db:setup db:migrate search:setup
+
+echo "== Starting app =="
+docker-compose up
diff --git a/bin/docker_setup b/bin/docker_setup
deleted file mode 100755
index 08c2a9f3e..000000000
--- a/bin/docker_setup
+++ /dev/null
@@ -1,21 +0,0 @@
-#!/usr/bin/env ruby
-
-require "fileutils"
-
-# path to your application root.
-APP_ROOT = File.expand_path("..", __dir__)
-
-def system!(*args)
-  system(*args) || abort("\n== Command #{args} failed ==")
-end
-
-FileUtils.chdir APP_ROOT do
-  puts "== Building Docker image (this may take a while) =="
-  system!("docker-compose build")
-
-  puts "== Setting up database =="
-  system!("docker-compose run web rails db:setup db:migrate search:setup")
-
-  puts "== Starting app =="
-  system!("docker-compose up")
-end
diff --git a/docs/installation/docker.md b/docs/installation/docker.md
index a65c9b996..b3e495a16 100644
--- a/docs/installation/docker.md
+++ b/docs/installation/docker.md
@@ -59,7 +59,7 @@ _Docker compose will by default use postgres:9.6 as the database version, should
 you want to update that set the `POSTGRES_VERSION` variable in your environment
 and start the container again_
 
-1. Run `bin/docker_setup`
+1. Run `bin/docker-setup`
 2. That's it! Navigate to <http://localhost:3000>
 
 The script executes the following steps: