diff --git a/CHANGELOG.md b/CHANGELOG.md
index 5df5ef063..899a24e1c 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,5 +1,9 @@
 **See the full release notes on the official documentation website: https://www.elastic.co/docs/release-notes/elasticsearch/clients/ruby**
 
+# 9.3.3
+
+* Fixes NoMethodError when `Content-Type` lacks `compatible-with` parameter. [Pull Request](https://github.com/elastic/elasticsearch-ruby/pull/2974)
+
 # 9.3.2
 
 * Updates `elasticsearch-api` to the latest Elasticsearch 9.3 specification.
diff --git a/elasticsearch-api/lib/elasticsearch/api/version.rb b/elasticsearch-api/lib/elasticsearch/api/version.rb
index b9070b607..3cfc43557 100644
--- a/elasticsearch-api/lib/elasticsearch/api/version.rb
+++ b/elasticsearch-api/lib/elasticsearch/api/version.rb
@@ -17,7 +17,7 @@
 
 module Elasticsearch
   module API
-    VERSION = '9.3.2'.freeze
+    VERSION = '9.3.3'.freeze
     ES_SPECIFICATION_COMMIT = '31789f4216047ef7ba7969e31610fa2bbfe696b1'.freeze
   end
 end
diff --git a/elasticsearch/elasticsearch.gemspec b/elasticsearch/elasticsearch.gemspec
index 71b3144d7..ca6080135 100644
--- a/elasticsearch/elasticsearch.gemspec
+++ b/elasticsearch/elasticsearch.gemspec
@@ -46,7 +46,7 @@ Gem::Specification.new do |s|
   s.rdoc_options      = ['--charset=UTF-8']
 
   s.required_ruby_version = '>= 2.6' # For compatibility with JRuby 9.3
-  s.add_dependency 'elasticsearch-api', '9.3.2'
+  s.add_dependency 'elasticsearch-api', '9.3.3'
   s.add_dependency 'elastic-transport', '~> 8.3'
 
   s.add_development_dependency 'base64'
diff --git a/elasticsearch/lib/elasticsearch/version.rb b/elasticsearch/lib/elasticsearch/version.rb
index b3ed0cf0d..799a015d8 100644
--- a/elasticsearch/lib/elasticsearch/version.rb
+++ b/elasticsearch/lib/elasticsearch/version.rb
@@ -16,5 +16,5 @@
 # under the License.
 
 module Elasticsearch
-  VERSION = '9.3.2'.freeze
+  VERSION = '9.3.3'.freeze
 end