upgrade_guide.md in algolia-2.0.0.pre.beta.3 vs upgrade_guide.md in algolia-2.0.0

@@ -227,10 +227,10 @@
 ```
 
 #### `pending_mappings`
 New method to check the status of your clusters' migration or user creation.
 ```ruby
-client.pending_mapping?({ retrieveMappings: true })
+client.pending_mappings?({ retrieveMappings: true })
 ``` 
 
 #### `get_logs`
 The `offset`, `length`, and `type` parameters are now part of the `requestOptions`.
 ```ruby