AUTHENTICATION.md in google-cloud-redis-1.2.1 vs AUTHENTICATION.md in google-cloud-redis-1.2.2

@@ -80,21 +80,21 @@
 client = Google::Cloud::Redis.cloud_redis
 ```
 
 ### Configuration
 
-The **Credentials JSON** can be configured instead of placing them in
-environment variables. Either on an individual client initialization:
+The path to the **Credentials JSON** file can be configured instead of storing
+it in an environment variable. Either on an individual client initialization:
 
 ```ruby
 require "google/cloud/redis"
 
 client = Google::Cloud::Redis.cloud_redis do |config|
   config.credentials = "path/to/keyfile.json"
 end
 ```
 
-Or configured globally for all clients:
+Or globally for all clients:
 
 ```ruby
 require "google/cloud/redis"
 
 Google::Cloud::Redis.configure do |config|