diff --git a/.gitlab-ci.yml b/.gitlab-ci.yml
index 2beda2d..1b9d516 100644
--- a/.gitlab-ci.yml
+++ b/.gitlab-ci.yml
@@ -22,7 +22,7 @@ tests:
       - RUBY_VERSION: ['3.0', '3.1', '3.2', '3.3']
   before_script:
     - gem sources --remove https://rubygems.org/
-    - gem sources --add ${NEXUS_PUBLIC_SOURCE_URL}
+    - gem sources --add ${RUBYGEMS_PUBLIC_SOURCE}
     - bin/setup
   script:
     - bundle exec appraisal rspec --format RspecJunitFormatter --out test-results/rspec_$RUBY_VERSION.xml --format documentation
diff --git a/Appraisals b/Appraisals
index 093b1f9..fcdec31 100644
--- a/Appraisals
+++ b/Appraisals
@@ -6,7 +6,8 @@ versions_map = {
   "6.1" => %w[2.7 3.0],
   "7.0" => %w[3.1],
   "7.1" => %w[3.2],
-  "7.2" => %w[3.3]
+  "7.2" => %w[3.3],
+  "8.0" => %w[3.3]
 }
 
 current_ruby_version = RUBY_VERSION.split(".").first(2).join(".")
diff --git a/CHANGELOG.md b/CHANGELOG.md
index f94b6f0..f88e780 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -13,6 +13,12 @@ and this project adheres to [Semantic Versioning](http://semver.org/).
 
 ### Fixed
 
+## [3.2.1] - 2024-12-26
+
+### Fixed
+
+- Fix initialize yabeda metrics
+
 ## [3.2.0] - 2024-11-22
 
 ### Changed
diff --git a/Gemfile b/Gemfile
index f1c034f..236b80b 100644
--- a/Gemfile
+++ b/Gemfile
@@ -1,5 +1,5 @@
 # frozen_string_literal: true
 
-source ENV.fetch("NEXUS_PUBLIC_SOURCE_URL", "https://rubygems.org")
+source ENV.fetch("RUBYGEMS_PUBLIC_SOURCE", "https://rubygems.org")
 
 gemspec
diff --git a/lib/sbmt/kafka_producer/railtie.rb b/lib/sbmt/kafka_producer/railtie.rb
index b4183b5..1b64d23 100644
--- a/lib/sbmt/kafka_producer/railtie.rb
+++ b/lib/sbmt/kafka_producer/railtie.rb
@@ -3,7 +3,7 @@
 module Sbmt
   module KafkaProducer
     class Railtie < Rails::Railtie
-      initializer "sbmt_kafka_producer_yabeda.configure_rails_initialization" do
+      config.before_initialize do
         YabedaConfigurer.configure
       end
 
diff --git a/lib/sbmt/kafka_producer/version.rb b/lib/sbmt/kafka_producer/version.rb
index e105b45..96674bf 100644
--- a/lib/sbmt/kafka_producer/version.rb
+++ b/lib/sbmt/kafka_producer/version.rb
@@ -2,6 +2,6 @@
 
 module Sbmt
   module KafkaProducer
-    VERSION = "3.2.0"
+    VERSION = "3.2.1"
   end
 end