diff --git a/.formatter.exs b/.formatter.exs
index 38ca258ef..f6f166bfd 100644
--- a/.formatter.exs
+++ b/.formatter.exs
@@ -1,12 +1,12 @@
 [
   inputs: [
     "*.exs",
-    "config/**/*.exs"
+    "config/**/*.exs",
+    "scripts/**/*.exs"
   ],
   subdirectories: [
     "apps/elixir_ls_utils",
     "apps/elixir_ls_debugger",
-    "apps/language_server",
-    "scripts"
+    "apps/language_server"
   ]
 ]
diff --git a/scripts/installer.exs b/scripts/installer.exs
index 962a3bae3..076934455 100644
--- a/scripts/installer.exs
+++ b/scripts/installer.exs
@@ -65,7 +65,7 @@ defmodule ElixirLS.Mix do
   # with added option to disable stopping apps after install
   # we don't want hex app stopped
   # The original code is licensed under
-  
+
   # Apache License
   # Version 2.0, January 2004
   # http://www.apache.org/licenses/
@@ -243,7 +243,6 @@ defmodule ElixirLS.Mix do
 
   # END OF TERMS AND CONDITIONS
 
-
   def install(deps, opts \\ [])
 
   def install(deps, opts) when is_list(deps) and is_list(opts) do
@@ -476,7 +475,7 @@ defmodule ElixirLS.Installer do
   defp run_mix_install({:local, dir}, force?) do
     Mix.install(
       [
-        {:elixir_ls, path: dir},
+        {:elixir_ls, path: dir}
       ],
       force: force?,
       start_applications: false,
@@ -488,7 +487,8 @@ defmodule ElixirLS.Installer do
   end
 
   defp run_mix_install({:tag, tag}, force?) do
-    Mix.install([
+    Mix.install(
+      [
         {:elixir_ls, github: "elixir-lsp/elixir-ls", tag: tag}
       ],
       force: force?,
@@ -503,9 +503,11 @@ defmodule ElixirLS.Installer do
   end
 
   defp get_release do
-    version = Path.expand("#{__DIR__}/VERSION")
-    |> File.read!()
-    |> String.trim()
+    version =
+      Path.expand("#{__DIR__}/VERSION")
+      |> File.read!()
+      |> String.trim()
+
     {:tag, "v#{version}"}
   end
 
@@ -513,16 +515,17 @@ defmodule ElixirLS.Installer do
     if local?() do
       dir = local_dir()
       IO.puts(:stderr, "Installing local ElixirLS from #{dir}")
-      IO.puts(:stderr, "Running in #{File.cwd!}")
-      
+      IO.puts(:stderr, "Running in #{File.cwd!()}")
+
       run_mix_install({:local, dir}, force?)
     else
       {:tag, tag} = get_release()
       IO.puts(:stderr, "Installing ElixirLS release #{tag}")
-      IO.puts(:stderr, "Running in #{File.cwd!}")
-      
+      IO.puts(:stderr, "Running in #{File.cwd!()}")
+
       run_mix_install({:tag, tag}, force?)
     end
+
     IO.puts(:stderr, "Install complete")
   end
 
@@ -540,7 +543,11 @@ defmodule ElixirLS.Installer do
       install(false)
     catch
       kind, error ->
-        IO.puts(:stderr, "Mix.install failed with #{Exception.format(kind, error, __STACKTRACE__)}")
+        IO.puts(
+          :stderr,
+          "Mix.install failed with #{Exception.format(kind, error, __STACKTRACE__)}"
+        )
+
         IO.puts(:stderr, "Retrying Mix.install with force: true")
         install(true)
     end
diff --git a/scripts/launch.exs b/scripts/launch.exs
index f935ba1b7..bc1de9831 100644
--- a/scripts/launch.exs
+++ b/scripts/launch.exs
@@ -1,7 +1,7 @@
 Application.put_env(:elixir, :ansi_enabled, false)
 Code.eval_file("#{__DIR__}/installer.exs")
 
-Mix.start
+Mix.start()
 
 # Put mix into quiet mode so it does not print anything to standard out
 # especially it makes it surface git command errors such as reported in
@@ -16,6 +16,7 @@ ElixirLS.Installer.install_for_launch()
 case System.get_env("ELS_MODE") do
   "language_server" ->
     ElixirLS.LanguageServer.CLI.main()
+
   "debugger" ->
     ElixirLS.Debugger.CLI.main()
 end
diff --git a/scripts/quiet_install.exs b/scripts/quiet_install.exs
index 622ab476b..5b38b6fc9 100644
--- a/scripts/quiet_install.exs
+++ b/scripts/quiet_install.exs
@@ -1,7 +1,7 @@
 Application.put_env(:elixir, :ansi_enabled, false)
 Code.eval_file("#{__DIR__}/installer.exs")
 
-Mix.start
+Mix.start()
 
 # Put mix into quiet mode so it does not print anything to standard out
 # especially it makes it surface git command errors such as reported in