diff --git a/CHANGELOG.md b/CHANGELOG.md
index 0247fd82..e4546039 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,10 +1,11 @@
 Changes by Version
 ==================
 
-2.0.1 (unreleased)
+2.1.0 (2016-02-17)
 -------------------
 
-- No changes yet
+- Add adapter for zap.Logger (https://github.com/uber-go/zap)
+- Move logging API to ./log/ package
 
 
 2.0.0 (2016-02-08)
diff --git a/constants.go b/constants.go
index 2e7de55f..8008acd3 100644
--- a/constants.go
+++ b/constants.go
@@ -22,7 +22,7 @@ package jaeger
 
 const (
 	// JaegerClientVersion is the version of the client library reported as Span tag.
-	JaegerClientVersion = "Go-2.0.0"
+	JaegerClientVersion = "Go-2.1.0"
 
 	// JaegerClientVersionTagKey is the name of the tag used to report client version.
 	JaegerClientVersionTagKey = "jaeger.version"