diff --git a/Makefile b/Makefile
index e729a34..7b7094b 100644
--- a/Makefile
+++ b/Makefile
@@ -19,6 +19,12 @@ run: ## Run a Dockerfile from the command at the top of the file (ex. DIR=telnet
 	@:$(call check_defined, DIR, directory of the Dockefile)
 	@$(CURDIR)/run.sh "$(DIR)"
 
+REGISTRY := r.j3ss.co
+.PHONY: image
+image: ## Build a Dockerfile (ex. DIR=telnet).
+	@:$(call check_defined, DIR, directory of the Dockefile)
+	docker build --rm --force-rm -t $(REGISTRY)/$(subst /,:,$(DIR)) ./$(DIR)
+
 .PHONY: test
 test: dockerfiles shellcheck ## Runs the tests on the repository.
 
diff --git a/README.md b/README.md
index 7fb546d..e3e061a 100644
--- a/README.md
+++ b/README.md
@@ -14,3 +14,16 @@ continuously on a private registry at [r.j3ss.co](https://r.j3ss.co/) for public
 welcome.)
 
 You may also want to checkout my [dotfiles](https://github.com/jessfraz/dotfiles), specifically the aliases for all these files which are here: [github.com/jessfraz/dotfiles/blob/master/.dockerfunc](https://github.com/jessfraz/dotfiles/blob/master/.dockerfunc).
+
+## Using the `Makefile`
+
+```
+$ make help
+build                          Builds all the dockerfiles in the repository.
+dockerfiles                    Tests the changes to the Dockerfiles build.
+image                          Build a Dockerfile (ex. DIR=telnet).
+latest-versions                Checks all the latest versions of the Dockerfile contents.
+run                            Run a Dockerfile from the command at the top of the file (ex. DIR=telnet).
+shellcheck                     Runs the shellcheck tests on the scripts.
+test                           Runs the tests on the repository.
+```