diff --git a/manuals/step-1-basic-graphql.md b/manuals/step-1-basic-graphql.md
index f330e2a..0e53c75 100644
--- a/manuals/step-1-basic-graphql.md
+++ b/manuals/step-1-basic-graphql.md
@@ -18,7 +18,7 @@ Queries - Go into github’s graphiql and run some queries - https://developer.g
           node {
             login
             name
-            avatarURL(size: 100)
+            avatarUrl(size: 100)
           }
         }
       }
@@ -140,4 +140,10 @@ Cool we've succesfully queried and mutated data on a GraphQL API server. Let's t
       ...userFields
     }
   }
+
+  fragment userFields on User {
+    name
+    bio
+  }
+
   ```
diff --git a/server/index.js b/server/index.js
index 5381527..9cc61de 100644
--- a/server/index.js
+++ b/server/index.js
@@ -6,8 +6,7 @@ const { graphqlExpress, graphiqlExpress } = require('graphql-server-express');
 const { Schema } = require('./schema');
 const { GithubConnector } = require('./github-connector');
 
-const GITHUB_LOGIN = 'davidyaha';
-const GITHUB_ACCESS_TOKEN = 'sjkafdhjkh32098097halskdjhf';
+const { GITHUB_LOGIN = 'davidyaha', GITHUB_ACCESS_TOKEN = 'sjkafdhjkh32098097halskdjhf' } = process.env;
 
 const app = express();