Fixing build error

Author: weaverryan

cookbook/deployment/heroku.rst

@@ -72,13 +72,13 @@ Deploying your Application on Heroku
 Before your first deploy, you need to do just 2 more things, which are explained
 below:
 
-1. `Create a Procfile`_
+1. `Create a Procfile <1) Create a Procfile>`_
 
-2. `Set the Environment to prod`_
+2. `Set the Environment to prod <2) Set the Environment to prod>`_
 
 Then you'll be ready for the last step:
 
-3. `Push your Code to Heroku`_
+3. `Push your Code to Heroku <3) Push your Code to Heroku>`_
 
 1) Create a Procfile
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