diff --git a/apps/cf_wall/README.md b/apps/cf_wall/README.md
index ce3301581..72e7c74d5 100644
--- a/apps/cf_wall/README.md
+++ b/apps/cf_wall/README.md
@@ -1,21 +1,21 @@
-# SystemEngine
+# CfWall
 
 **TODO: Add description**
 
 ## Installation
 
 If [available in Hex](https://hex.pm/docs/publish), the package can be installed
-by adding `system_engine` to your list of dependencies in `mix.exs`:
+by adding `cf_wall` to your list of dependencies in `mix.exs`:
 
 ```elixir
 def deps do
   [
-    {:system_engine, "~> 0.1.0"}
+    {:cf_wall, "~> 0.1.0"}
   ]
 end
 ```
 
 Documentation can be generated with [ExDoc](https://github.com/elixir-lang/ex_doc)
 and published on [HexDocs](https://hexdocs.pm). Once published, the docs can
-be found at [https://hexdocs.pm/system_engine](https://hexdocs.pm/system_engine).
+be found at [https://hexdocs.pm/cf_wall](https://hexdocs.pm/cf_wall).
 
diff --git a/apps/cf_wall/lib/cf_wall.ex b/apps/cf_wall/lib/cf_wall.ex
index 1501c5498..9b72399eb 100644
--- a/apps/cf_wall/lib/cf_wall.ex
+++ b/apps/cf_wall/lib/cf_wall.ex
@@ -1,6 +1,6 @@
-defmodule SystemEngine do
+defmodule CfWall do
   @moduledoc """
-  Documentation for SystemEngine.
+  Documentation for CfWall.
   """
 
   @doc """
@@ -8,7 +8,7 @@ defmodule SystemEngine do
 
   ## Examples
 
-      iex> SystemEngine.hello()
+      iex> CfWall.hello()
       :world
 
   """
diff --git a/apps/cf_wall/lib/cf_wall/application.ex b/apps/cf_wall/lib/cf_wall/application.ex
index b7b06dd5b..0052ff905 100644
--- a/apps/cf_wall/lib/cf_wall/application.ex
+++ b/apps/cf_wall/lib/cf_wall/application.ex
@@ -1,4 +1,4 @@
-defmodule SystemEngine.Application do
+defmodule CfWall.Application do
   # See https://hexdocs.pm/elixir/Application.html
   # for more information on OTP Applications
   @moduledoc false
@@ -7,13 +7,13 @@ defmodule SystemEngine.Application do
 
   def start(_type, _args) do
     children = [
-      # Starts a worker by calling: SystemEngine.Worker.start_link(arg)
-      # {SystemEngine.Worker, arg}
+      # Starts a worker by calling: CfWall.Worker.start_link(arg)
+      # {CfWall.Worker, arg}
     ]
 
     # See https://hexdocs.pm/elixir/Supervisor.html
     # for other strategies and supported options
-    opts = [strategy: :one_for_one, name: SystemEngine.Supervisor]
+    opts = [strategy: :one_for_one, name: CfWall.Supervisor]
     Supervisor.start_link(children, opts)
   end
 end
diff --git a/apps/cf_wall/mix.exs b/apps/cf_wall/mix.exs
index a0a48876f..f43cb577b 100644
--- a/apps/cf_wall/mix.exs
+++ b/apps/cf_wall/mix.exs
@@ -1,9 +1,9 @@
-defmodule SystemEngine.MixProject do
+defmodule CfWall.MixProject do
   use Mix.Project
 
   def project do
     [
-      app: :system_engine,
+      app: :cf_wall,
       version: "0.1.0",
       build_path: "../../_build",
       config_path: "../../config/config.exs",
@@ -19,7 +19,7 @@ defmodule SystemEngine.MixProject do
   def application do
     [
       extra_applications: [:logger],
-      mod: {SystemEngine.Application, []}
+      mod: {CfWall.Application, []}
     ]
   end
 
diff --git a/apps/cf_wall/test/cf_wall_test.exs b/apps/cf_wall/test/cf_wall_test.exs
index be1a82cfb..6280b3659 100644
--- a/apps/cf_wall/test/cf_wall_test.exs
+++ b/apps/cf_wall/test/cf_wall_test.exs
@@ -1,8 +1,8 @@
-defmodule SystemEngineTest do
+defmodule CfWallTest do
   use ExUnit.Case
-  doctest SystemEngine
+  doctest CfWall
 
   test "greets the world" do
-    assert SystemEngine.hello() == :world
+    assert CfWall.hello() == :world
   end
 end
diff --git a/mix.exs b/mix.exs
index 2b789029e..e8da2545f 100644
--- a/mix.exs
+++ b/mix.exs
@@ -13,8 +13,8 @@ defmodule CloudfireUmbrella.MixProject do
           include_executables_for: [:unix],
           cookie: System.get_env("ERL_COOKIE")
         ],
-        system_engine: [
-          applications: [system_engine: :permanent],
+        cf_wall: [
+          applications: [cf_wall: :permanent],
           include_executables_for: [:unix],
           cookie: System.get_env("ERL_COOKIE")
         ]