diff --git a/doc/source/usage.rst b/doc/source/usage.rst
index a5fe7ceb..7e610624 100644
--- a/doc/source/usage.rst
+++ b/doc/source/usage.rst
@@ -20,7 +20,7 @@ A simple example of oslo.cache in use::
 
     # Load config file here
 
-    cache.configure_cache_region(example_cache_region)
+    cache.configure_cache_region(CONF, example_cache_region)
 
 
     @MEMOIZE