diff --git a/README.md b/README.md
index 96e2a16..89e8fb5 100644
--- a/README.md
+++ b/README.md
@@ -34,13 +34,13 @@ fluent_logger.post('statsd',
 fluent_logger.post('statsd',
   :statsd_type => 'count',
   :statsd_gauge => 10,
-  :statsd_key => 'org.foo.gauge'
+  :statsd_key => 'org.foo.count'
 )
 
 fluent_logger.post('statsd',
   :statsd_type => 'set',
   :statsd_gauge => 10,
-  :statsd_key => 'org.foo.gauge'
+  :statsd_key => 'org.foo.set'
 )
 
 fluent_logger.post('statsd',