diff --git a/CHANGELOG.md b/CHANGELOG.md
index 0dc591d1f..9a990a867 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,14 +1,18 @@
 # Changelog
 
-## 0.9.0 (TBD)
+## 0.9.0 (December 28, 2017)
 
 BREAKING CHANGES:
+ - [types] Id -> ID
  - [types] ResponseEndBlock: renamed Diffs field to ValidatorUpdates
  - [types] changed protobuf field indices for Request and Response oneof types
 
 FEATURES:
  - [types] ResponseEndBlock: added ConsensusParamUpdates
 
+BUG FIXES:
+ - [cmd] fix console and batch commands to use a single persistent connection
+
 ## 0.8.0 (December 6, 2017)
 
 BREAKING CHANGES:
diff --git a/version/version.go b/version/version.go
index c06995264..982a88867 100644
--- a/version/version.go
+++ b/version/version.go
@@ -3,7 +3,7 @@ package version
 // NOTE: we should probably be versioning the ABCI and the abci-cli separately
 
 const Maj = "0"
-const Min = "8"
+const Min = "9"
 const Fix = "0"
 
-const Version = "0.8.0"
+const Version = "0.9.0"