diff --git a/aws/backup/README.md b/aws/backup/README.md
index 19644de..72cd6c8 100644
--- a/aws/backup/README.md
+++ b/aws/backup/README.md
@@ -155,5 +155,6 @@ You may then use the created IAM role as a provider for the `backup-organization
 
 | Name | Version |
 |------|---------|
+| <a name="requirement_terraform"></a> [terraform](#requirement\_terraform) | >= 0.14.0 |
 | <a name="requirement_aws"></a> [aws](#requirement\_aws) | ~> 5.0 |
 <!-- END_TF_DOCS -->
\ No newline at end of file
diff --git a/aws/backup/makefile b/aws/backup/makefile
new file mode 100644
index 0000000..364a9e2
--- /dev/null
+++ b/aws/backup/makefile
@@ -0,0 +1,67 @@
+MODULEFILES := $(wildcard *.tf)
+TFLINTRC    ?= ../../.tflint.hcl
+TFDOCSRC    ?= ../../.terraform-docs.yml
+
+.PHONY: default
+default: checkfmt validate docs lint
+
+.PHONY: checkfmt
+checkfmt: .fmt
+
+.PHONY: fmt
+fmt: $(MODULEFILES)
+	terraform fmt
+	@touch .fmt
+
+.PHONY: validate
+validate: .validate
+
+.PHONY: docs
+docs: README.md
+
+.PHONY: lint
+lint: .lint
+
+.lint: $(MODULEFILES) .lintinit
+	tflint --config=$(TFLINTRC)
+	@touch .lint
+
+.lintinit: $(TFLINTRC)
+	tflint --init --config=$(TFLINTRC) --module
+	@touch .lintinit
+
+README.md: $(MODULEFILES)
+	terraform-docs --config "$(TFDOCSRC)" markdown table . --output-file README.md
+
+.fmt: $(MODULEFILES)
+	terraform fmt -check
+	@touch .fmt
+
+.PHONY: init
+init: .init
+
+.init: versions.tf .dependencies
+	terraform init -backend=false
+	@touch .init
+
+.validate: .init $(MODULEFILES) $(wildcard *.tf.example)
+	echo | cat - $(wildcard *.tf.example) > test.tf
+	if AWS_DEFAULT_REGION=us-east-1 terraform validate; then \
+		rm test.tf; \
+		touch .validate; \
+	else \
+		rm test.tf; \
+		false; \
+	fi
+
+.dependencies: *.tf
+	@grep -ohE \
+		"\b(backend|provider|resource|module) ['\"][[:alpha:]][[:alnum:]]*|\bsource  *=.*" *.tf | \
+		sed "s/['\"]//" | sort | uniq | \
+		tee /tmp/initdeps | \
+		diff -q .dependencies - >/dev/null 2>&1 || \
+		mv /tmp/initdeps .dependencies
+
+.PHONY: clean
+clean:
+	rm -rf .dependencies .fmt .init .lint .lintinit .terraform* .validate