diff --git a/CHANGELOG.md b/CHANGELOG.md
index 0c488ed..b9eaeb2 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,5 +1,8 @@
 ## Changelog
 
+### Version 2.1.0.beta
+* Add support for tagged measurements (#121)
+
 ### Version 2.0.1
 * Fix SmartJSON delegation bug for ruby 2.3.1 (#123)
 
diff --git a/lib/librato/metrics/version.rb b/lib/librato/metrics/version.rb
index bee398f..2d79535 100644
--- a/lib/librato/metrics/version.rb
+++ b/lib/librato/metrics/version.rb
@@ -1,5 +1,5 @@
 module Librato
   module Metrics
-    VERSION = "2.0.1"
+    VERSION = "2.1.0.beta"
   end
 end