diff --git a/CHANGELOG.adoc b/CHANGELOG.adoc
index 08f4ba3367..f5bd757f47 100644
--- a/CHANGELOG.adoc
+++ b/CHANGELOG.adoc
@@ -12,7 +12,7 @@
 |===
 ////
 
-## v0.8.0 (unreleased)
+## v0.9.0 (2019-10-29)
 
 [cols="1,10,3", options="header", width="100%"]
 |===
diff --git a/pkg/kn/commands/version/version.go b/pkg/kn/commands/version/version.go
index b683350856..f55d04aa25 100644
--- a/pkg/kn/commands/version/version.go
+++ b/pkg/kn/commands/version/version.go
@@ -28,7 +28,7 @@ var GitRevision string
 
 // update this var as we add more deps
 var apiVersions = []string{
-	"serving.knative.dev/v1alpha1 (knative-serving v0.8.0)",
+	"serving.knative.dev/v1alpha1 (knative-serving v0.9.0)",
 }
 
 // NewVersionCommand implements 'kn version' command
diff --git a/pkg/kn/commands/version/version_test.go b/pkg/kn/commands/version/version_test.go
index c3ac55c58d..6db73e5771 100644
--- a/pkg/kn/commands/version/version_test.go
+++ b/pkg/kn/commands/version/version_test.go
@@ -35,7 +35,7 @@ var versionOutputTemplate = `Version:      {{.Version}}
 Build Date:   {{.BuildDate}}
 Git Revision: {{.GitRevision}}
 Supported APIs:
-- serving.knative.dev/v1alpha1 (knative-serving v0.8.0)
+- serving.knative.dev/v1alpha1 (knative-serving v0.9.0)
 `
 
 const (