Update README.md

hooopo · hooopo · commit f6185488ebf1 · 2013-04-17T09:44:14.000+08:00
diff --git a/README.md b/README.md
@@ -17,7 +17,7 @@ Write-Through: As objects are created, updated, and deleted, all of the caches a
 In your gem file:
 
 ```ruby
-gem "second_level_cache", "~> 1.5"
+gem "second_level_cache", "~> 1.6"
 ```
 
 ## Usage
