diff --git a/CHANGELOG.md b/CHANGELOG.md
index 0f05f7b4..31b22e40 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,10 +1,10 @@
 Changes by Version
 ==================
 
-2.18.2 (unreleased)
+2.19.0 (2019-09-23)
 -------------------
 
-- Nothing yet.
+- Upgrade jaeger-lib to 2.2 and unpin Prom client (#434) -- Yuri Shkuro
 
 
 2.18.1 (2019-09-16)
diff --git a/constants.go b/constants.go
index 845a665d..e95b2ba0 100644
--- a/constants.go
+++ b/constants.go
@@ -22,7 +22,7 @@ import (
 
 const (
 	// JaegerClientVersion is the version of the client library reported as Span tag.
-	JaegerClientVersion = "Go-2.18.2-dev"
+	JaegerClientVersion = "Go-2.19.0"
 
 	// JaegerClientVersionTagKey is the name of the tag used to report client version.
 	JaegerClientVersionTagKey = "jaeger.version"