diff --git a/Dockerfile b/Dockerfile.rpmbuild
similarity index 100%
rename from Dockerfile
rename to Dockerfile.rpmbuild
diff --git a/Makefile b/Makefile
index 68c3341..0ba81cb 100644
--- a/Makefile
+++ b/Makefile
@@ -1,15 +1,21 @@
 all: build
 
-build:
-	@mkdir -p rpmbuild/RPMS rpmbuild/SPECS rpmbuild/SRPMS \
-	  rpmbuild/BUILD/etc/cloud/cloud.cfg.d \
-	  rpmbuild/BUILD/usr/lib/python2.7/site-packages/cloudinit/sources
-	docker build -t rpmbuild .
+rpm-centos7:
+	@mkdir -p rpmbuild/centos7/RPMS rpmbuild/centos7/SPECS \
+	  rpmbuild/centos7/SRPMS \
+	  rpmbuild/centos7/BUILD/etc/cloud/cloud.cfg.d \
+	  rpmbuild/centos7/BUILD/usr/lib/python2.7/site-packages/cloudinit/sources
+	docker build -f Dockerfile.rpmbuild -t rpmbuild:centos7 .
 	docker run --rm -it \
 		-v $$(pwd)/rpmmacros:/root/.rpmmacros:ro \
-		-v $$(pwd)/rpmbuild/:/root/rpmbuild \
-		-v $$(pwd)/rpm.spec:/root/rpmbuild/SPECS/rpm.spec:ro \
+		-v $$(pwd)/rpmbuild/centos7:/root/rpmbuild \
+		-v $$(pwd)/rpm.centos7.spec:/root/rpmbuild/SPECS/rpm.spec:ro \
 		-v $$(pwd)/99_vmx_guestinfo.cfg:/root/rpmbuild/BUILD/etc/cloud/cloud.cfg.d/99_vmx_guestinfo.cfg:ro \
 		-v $$(pwd)/DataSourceVmxGuestinfo.py:/root/rpmbuild/BUILD/usr/lib/python2.7/site-packages/cloudinit/sources/DataSourceVmxGuestinfo.py:ro \
-		rpmbuild \
+		rpmbuild:centos7 \
 		rpmbuild -ba /root/rpmbuild/SPECS/rpm.spec
+
+rpm: rpm-centos7
+
+build: rpm
+
diff --git a/README.md b/README.md
index 236060e..8f6e983 100644
--- a/README.md
+++ b/README.md
@@ -45,8 +45,8 @@
 datasource:
 
 ```shell
-$ curl -sSLo /etc/cloud/cloud.cfg.d/10_vmx_guestinfo.cfg \
-  https://raw.githubusercontent.com/akutz/cloudinit-ds-vmx-guestinfo/master/10_vmx_guestinfo.cfg
+$ curl -sSLo /etc/cloud/cloud.cfg.d/99_vmx_guestinfo.cfg \
+  https://raw.githubusercontent.com/akutz/cloudinit-ds-vmx-guestinfo/master/99_vmx_guestinfo.cfg
 ```
 
 ## Configuration
@@ -209,6 +209,19 @@
 format of the metadata key "network". Valid encodings are `base64`
 and `gzip+base64`.
 
+## Building the RPM
+Building the RPM locally is handled via Docker. Simple execute the following
+command:
+
+```shell
+$ make rpm
+```
+
+The resulting RPMs are located in `rpmbuild/$OS/RPMS/noarch/`. The list
+of supported `$OS` platforms are:
+
+* centos7
+
 ## Conclusion
 To learn more about how to use cloud-init with CentOS, please see the cloud-init
 [documentation](https://cloudinit.readthedocs.io/en/latest/index.html) for more 
diff --git a/rpm.spec b/rpm.centos7.spec
similarity index 100%
rename from rpm.spec
rename to rpm.centos7.spec