diff --git a/gemfiles/doorkeeper_master.gemfile b/gemfiles/doorkeeper_master.gemfile
index 13cad51..5157472 100644
--- a/gemfiles/doorkeeper_master.gemfile
+++ b/gemfiles/doorkeeper_master.gemfile
@@ -4,7 +4,6 @@ source 'https://rubygems.org'
 
 gem 'rails', '~> 7.0.0'
 gem 'rails-controller-testing'
-gem 'sqlite3', '~> 1.4', platform: %i[ruby mswin mingw x64_mingw]
 gem 'doorkeeper', git: 'https://github.com/doorkeeper-gem/doorkeeper.git'
 
 gemspec path: '../'
diff --git a/gemfiles/rails_6.0.gemfile b/gemfiles/rails_6.0.gemfile
index e564d1c..3989860 100644
--- a/gemfiles/rails_6.0.gemfile
+++ b/gemfiles/rails_6.0.gemfile
@@ -4,6 +4,5 @@ source 'https://rubygems.org'
 
 gem 'rails', '~> 6.0.0'
 gem 'rails-controller-testing'
-gem 'sqlite3', '~> 1.4', platform: %i[ruby mswin mingw x64_mingw]
 
 gemspec path: '../'
diff --git a/gemfiles/rails_6.1.gemfile b/gemfiles/rails_6.1.gemfile
index 55af7fc..df88b04 100644
--- a/gemfiles/rails_6.1.gemfile
+++ b/gemfiles/rails_6.1.gemfile
@@ -4,6 +4,5 @@ source 'https://rubygems.org'
 
 gem 'rails', '~> 6.1.0'
 gem 'rails-controller-testing'
-gem 'sqlite3', '~> 1.4', platform: %i[ruby mswin mingw x64_mingw]
 
 gemspec path: '../'
diff --git a/gemfiles/rails_7.0.gemfile b/gemfiles/rails_7.0.gemfile
index d7f6845..4032a57 100644
--- a/gemfiles/rails_7.0.gemfile
+++ b/gemfiles/rails_7.0.gemfile
@@ -4,6 +4,5 @@ source 'https://rubygems.org'
 
 gem 'rails', '~> 7.0.0'
 gem 'rails-controller-testing'
-gem 'sqlite3', '~> 1.4', platform: %i[ruby mswin mingw x64_mingw]
 
 gemspec path: '../'