diff --git a/CHANGELOG.md b/CHANGELOG.md
index 27f75f78da..7b553dab92 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,3 +1,26 @@
+# v1.11
+
+## Release v1.11.0 - 2020/06/04
+
+### New feature
+
+* in_unix: Use v1 API
+  https://github.com/fluent/fluentd/pull/2992
+
+### Enhancement
+
+* parser_syslog: Support any `time_format` for RFC3164 string parser
+  https://github.com/fluent/fluentd/pull/2988
+* parser_syslog: Add new parser for RFC5424
+  https://github.com/fluent/fluentd/pull/3015
+* Refactoring code
+  https://github.com/fluent/fluentd/pull/3019
+
+### Bug fix
+
+* in_gc_stat: Add `use_symbol_keys` parameter to emit string key record
+  https://github.com/fluent/fluentd/pull/3008
+
 # v1.10
 
 ## Release v1.10.4 - 2020/05/12
diff --git a/lib/fluent/version.rb b/lib/fluent/version.rb
index a76e909ec5..abd2df9a56 100644
--- a/lib/fluent/version.rb
+++ b/lib/fluent/version.rb
@@ -16,6 +16,6 @@
 
 module Fluent
 
-  VERSION = '1.10.4'
+  VERSION = '1.11.0'
 
 end