diff --git a/.gitignore b/.gitignore
index b04a8c8..2d728e8 100644
--- a/.gitignore
+++ b/.gitignore
@@ -7,5 +7,7 @@
 /spec/reports/
 /tmp/
 
+*.gem
+
 # rspec failure tracking
 .rspec_status
diff --git a/CHANGELOG.md b/CHANGELOG.md
index 9d7b901..9c90279 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,4 +1,7 @@
-## [Unreleased]
+## [0.3.0] - 2024-10-28
+
+- Fix: error when retry_count is 0
+- Change: Support push to Rubygems
 
 ## [0.1.0] - 2024-07-02
 
diff --git a/Gemfile.lock b/Gemfile.lock
index b56fd92..fa3bf79 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -2,13 +2,12 @@ PATH
   remote: .
   specs:
     sidekiq-silent-retry (0.2.0)
-      sidekiq (>= 6.0)
+      sidekiq (~> 6.0)
 
 GEM
   remote: https://rubygems.org/
   specs:
     ast (2.4.2)
-    concurrent-ruby (1.3.1)
     connection_pool (2.4.1)
     diff-lcs (1.5.1)
     json (2.7.2)
@@ -18,11 +17,10 @@ GEM
       ast (~> 2.4.1)
       racc
     racc (1.8.0)
-    rack (3.0.11)
+    rack (2.2.9)
     rainbow (3.1.1)
     rake (13.2.1)
-    redis-client (0.22.2)
-      connection_pool
+    redis (4.8.1)
     regexp_parser (2.9.2)
     rexml (3.2.8)
       strscan (>= 3.0.9)
@@ -53,11 +51,10 @@ GEM
     rubocop-ast (1.31.3)
       parser (>= 3.3.1.0)
     ruby-progressbar (1.13.0)
-    sidekiq (7.2.4)
-      concurrent-ruby (< 2)
-      connection_pool (>= 2.3.0)
-      rack (>= 2.2.4)
-      redis-client (>= 0.19.0)
+    sidekiq (6.5.12)
+      connection_pool (>= 2.2.5, < 3)
+      rack (~> 2.0)
+      redis (>= 4.5.0, < 5)
     strscan (3.1.0)
     unicode-display_width (2.5.0)
 
diff --git a/lib/sidekiq/silent_retry/version.rb b/lib/sidekiq/silent_retry/version.rb
index 1ebe5bb..2d6fa3f 100644
--- a/lib/sidekiq/silent_retry/version.rb
+++ b/lib/sidekiq/silent_retry/version.rb
@@ -2,6 +2,6 @@
 
 module Sidekiq
   module SilentRetry
-    VERSION = "0.2.0"
+    VERSION = "0.3.0"
   end
 end
diff --git a/sidekiq-silent-retry.gemspec b/sidekiq-silent-retry.gemspec
index da465f8..985ecf3 100644
--- a/sidekiq-silent-retry.gemspec
+++ b/sidekiq-silent-retry.gemspec
@@ -18,7 +18,6 @@ Gem::Specification.new do |spec|
   spec.required_ruby_version = ">= 2.7.0"
 
   spec.metadata["homepage_uri"] = spec.homepage
-  spec.metadata["source_code_uri"] = spec.homepage
   spec.metadata["changelog_uri"] = "https://github.com/trusted/sidekiq-silent-retry/blob/main/CHANGELOG.md"
 
   # Specify which files should be added to the gem when it is released.
@@ -34,5 +33,5 @@ Gem::Specification.new do |spec|
   spec.executables = spec.files.grep(%r{\Aexe/}) { |f| File.basename(f) }
   spec.require_paths = ["lib"]
 
-  spec.add_dependency 'sidekiq', '>= 6.0'
+  spec.add_dependency 'sidekiq', '~> 6.0'
 end