diff --git a/CHANGELOG.md b/CHANGELOG.md
index 5771806..bdfbf52 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -2,6 +2,19 @@
 
 All notable changes to this project will be documented in this file. Tracking did not begin until version 1.10.
 
+## [1.9.0]
+
+Released 2024-02-14
+
+- feat: enable compression by default [#87](https://github.com/SumoLogic/fluentd-output-sumologic/pull/87)
+- feat: log warning if `log_key` does not exist in log [#86](https://github.com/SumoLogic/fluentd-output-sumologic/pull/86)
+- fix: fix how `compress` configuration flag works [#90](https://github.com/SumoLogic/fluentd-output-sumologic/pull/90)
+
+  In `v1.8.0`, setting `compress` flag to either `true` or `false` caused compression to be enabled.
+  This is now fixed.
+
+[1.9.0]: https://github.com/SumoLogic/fluentd-output-sumologic/releases/1.9.0
+
 <a name="1.8.0"></a>
 # [1.8.0] (2022-04-22)
 
diff --git a/fluent-plugin-sumologic_output.gemspec b/fluent-plugin-sumologic_output.gemspec
index cb00fde..0ad070a 100644
--- a/fluent-plugin-sumologic_output.gemspec
+++ b/fluent-plugin-sumologic_output.gemspec
@@ -4,7 +4,7 @@ $LOAD_PATH.unshift(lib) unless $LOAD_PATH.include?(lib)
 
 Gem::Specification.new do |gem|
   gem.name          = "fluent-plugin-sumologic_output"
-  gem.version       = "1.8.0"
+  gem.version       = "1.9.0"
   gem.authors       = ["Steven Adams", "Frank Reno"]
   gem.email         = ["stevezau@gmail.com", "frank.reno@me.com"]
   gem.description   = %q{Output plugin to SumoLogic HTTP Endpoint}