Using markdown footnotes.
diff --git a/README.markdown b/README.markdown
index e90fbd5..f0fd4cd 100644
--- a/README.markdown
+++ b/README.markdown
@@ -1,4 +1,4 @@
-# Node Version Manager [![Build Status](https://travis-ci.org/creationix/nvm.svg?branch=master)](https://travis-ci.org/creationix/nvm)
+# Node Version Manager [![Build Status](https://travis-ci.org/creationix/nvm.svg?branch=master)][3]
 
 ## Installation
 
@@ -6,7 +6,7 @@
 
 ### Install script
 
-To install you could use the [install script](https://github.com/creationix/nvm/blob/v0.5.0/install.sh) using cURL:
+To install you could use the [install script][2] using cURL:
 
     curl https://raw.github.com/creationix/nvm/v0.5.0/install.sh | sh
 
@@ -90,7 +90,7 @@
 THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
 
 ## Running tests
-Tests are written in [Urchin](https://github.com/scraperwiki/urchin). Install Urchin (and other dependencies) like so:
+Tests are written in [Urchin]. Install Urchin (and other dependencies) like so:
 
     npm install
 
@@ -163,3 +163,8 @@
 
     nvm install -s 0.8.6
 
+[1]: https://github.com/creationix/nvm.git
+[2]: https://github.com/creationix/nvm/blob/v0.5.0/install.sh
+[3]: https://travis-ci.org/creationix/nvm
+[Urchin]: https://github.com/scraperwiki/urchin
+