diff --git a/gemfiles/active_support_redis_cache_store.gemfile b/gemfiles/active_support_redis_cache_store.gemfile
index 21a16e7d..72fb5b1d 100644
--- a/gemfiles/active_support_redis_cache_store.gemfile
+++ b/gemfiles/active_support_redis_cache_store.gemfile
@@ -5,4 +5,9 @@ source "https://rubygems.org"
 gem "activesupport", "~> 6.1.0"
 gem "redis", "~> 5.0"
 
+group :maintenance, optional: true do
+  gem "bake"
+  gem "bake-gem"
+end
+
 gemspec path: "../"
diff --git a/gemfiles/active_support_redis_cache_store_pooled.gemfile b/gemfiles/active_support_redis_cache_store_pooled.gemfile
index f74738f2..36a40f57 100644
--- a/gemfiles/active_support_redis_cache_store_pooled.gemfile
+++ b/gemfiles/active_support_redis_cache_store_pooled.gemfile
@@ -6,4 +6,9 @@ gem "activesupport", "~> 6.1.0"
 gem "connection_pool", "~> 2.2"
 gem "redis", "~> 5.0"
 
+group :maintenance, optional: true do
+  gem "bake"
+  gem "bake-gem"
+end
+
 gemspec path: "../"
diff --git a/gemfiles/connection_pool_dalli.gemfile b/gemfiles/connection_pool_dalli.gemfile
index 67c69a59..f84eb52e 100644
--- a/gemfiles/connection_pool_dalli.gemfile
+++ b/gemfiles/connection_pool_dalli.gemfile
@@ -5,4 +5,9 @@ source "https://rubygems.org"
 gem "connection_pool", "~> 2.2"
 gem "dalli", "~> 3.0"
 
+group :maintenance, optional: true do
+  gem "bake"
+  gem "bake-gem"
+end
+
 gemspec path: "../"
diff --git a/gemfiles/dalli2.gemfile b/gemfiles/dalli2.gemfile
index c47d5afa..eb7e4acb 100644
--- a/gemfiles/dalli2.gemfile
+++ b/gemfiles/dalli2.gemfile
@@ -4,4 +4,9 @@ source "https://rubygems.org"
 
 gem "dalli", "~> 2.0"
 
+group :maintenance, optional: true do
+  gem "bake"
+  gem "bake-gem"
+end
+
 gemspec path: "../"
diff --git a/gemfiles/dalli3.gemfile b/gemfiles/dalli3.gemfile
index 5f4d073b..3873dedf 100644
--- a/gemfiles/dalli3.gemfile
+++ b/gemfiles/dalli3.gemfile
@@ -4,4 +4,9 @@ source "https://rubygems.org"
 
 gem "dalli", "~> 3.0"
 
+group :maintenance, optional: true do
+  gem "bake"
+  gem "bake-gem"
+end
+
 gemspec path: "../"
diff --git a/gemfiles/rack_1.gemfile b/gemfiles/rack_1.gemfile
index 2390b859..36b2f91b 100644
--- a/gemfiles/rack_1.gemfile
+++ b/gemfiles/rack_1.gemfile
@@ -7,4 +7,9 @@ gem "activesupport", ">= 4.2"
 gem "rack", "~> 1.6"
 gem "rack-test", ">= 0.6"
 
+group :maintenance, optional: true do
+  gem "bake"
+  gem "bake-gem"
+end
+
 gemspec path: "../"
diff --git a/gemfiles/rack_2.gemfile b/gemfiles/rack_2.gemfile
index 41b64ab4..246c981a 100644
--- a/gemfiles/rack_2.gemfile
+++ b/gemfiles/rack_2.gemfile
@@ -3,6 +3,10 @@
 source "https://rubygems.org"
 
 gem "rack", "~> 2.0"
-gem "railties"
+
+group :maintenance, optional: true do
+  gem "bake"
+  gem "bake-gem"
+end
 
 gemspec path: "../"
diff --git a/gemfiles/rack_3.gemfile b/gemfiles/rack_3.gemfile
index 24e3a766..f0735014 100644
--- a/gemfiles/rack_3.gemfile
+++ b/gemfiles/rack_3.gemfile
@@ -4,4 +4,9 @@ source "https://rubygems.org"
 
 gem "rack", "~> 3.0"
 
+group :maintenance, optional: true do
+  gem "bake"
+  gem "bake-gem"
+end
+
 gemspec path: "../"
diff --git a/gemfiles/rails_4_2.gemfile b/gemfiles/rails_4_2.gemfile
index 055cf9f6..4209e6dc 100644
--- a/gemfiles/rails_4_2.gemfile
+++ b/gemfiles/rails_4_2.gemfile
@@ -5,4 +5,9 @@ source "https://rubygems.org"
 gem "railties", "~> 4.2.0"
 gem "rack-test", ">= 0.6"
 
+group :maintenance, optional: true do
+  gem "bake"
+  gem "bake-gem"
+end
+
 gemspec path: "../"
diff --git a/gemfiles/rails_5_2.gemfile b/gemfiles/rails_5_2.gemfile
index 8b2627fc..161bb698 100644
--- a/gemfiles/rails_5_2.gemfile
+++ b/gemfiles/rails_5_2.gemfile
@@ -4,4 +4,9 @@ source "https://rubygems.org"
 
 gem "railties", "~> 5.2.0"
 
+group :maintenance, optional: true do
+  gem "bake"
+  gem "bake-gem"
+end
+
 gemspec path: "../"
diff --git a/gemfiles/rails_6_0.gemfile b/gemfiles/rails_6_0.gemfile
index 4cd55a81..679fea78 100644
--- a/gemfiles/rails_6_0.gemfile
+++ b/gemfiles/rails_6_0.gemfile
@@ -4,4 +4,9 @@ source "https://rubygems.org"
 
 gem "railties", "~> 6.0.0"
 
+group :maintenance, optional: true do
+  gem "bake"
+  gem "bake-gem"
+end
+
 gemspec path: "../"
diff --git a/gemfiles/rails_6_1.gemfile b/gemfiles/rails_6_1.gemfile
index 4c467fec..b1e5c039 100644
--- a/gemfiles/rails_6_1.gemfile
+++ b/gemfiles/rails_6_1.gemfile
@@ -4,4 +4,9 @@ source "https://rubygems.org"
 
 gem "railties", "~> 6.1.0"
 
+group :maintenance, optional: true do
+  gem "bake"
+  gem "bake-gem"
+end
+
 gemspec path: "../"
diff --git a/gemfiles/rails_7_0.gemfile b/gemfiles/rails_7_0.gemfile
index 495c72d0..6f490fff 100644
--- a/gemfiles/rails_7_0.gemfile
+++ b/gemfiles/rails_7_0.gemfile
@@ -4,4 +4,9 @@ source "https://rubygems.org"
 
 gem "railties", "~> 7.0.0"
 
+group :maintenance, optional: true do
+  gem "bake"
+  gem "bake-gem"
+end
+
 gemspec path: "../"
diff --git a/gemfiles/redis_4.gemfile b/gemfiles/redis_4.gemfile
index 701e936c..e8b82f16 100644
--- a/gemfiles/redis_4.gemfile
+++ b/gemfiles/redis_4.gemfile
@@ -4,4 +4,9 @@ source "https://rubygems.org"
 
 gem "redis", "~> 4.0"
 
+group :maintenance, optional: true do
+  gem "bake"
+  gem "bake-gem"
+end
+
 gemspec path: "../"
diff --git a/gemfiles/redis_5.gemfile b/gemfiles/redis_5.gemfile
index 0aac1021..fc9b4655 100644
--- a/gemfiles/redis_5.gemfile
+++ b/gemfiles/redis_5.gemfile
@@ -4,4 +4,9 @@ source "https://rubygems.org"
 
 gem "redis", "~> 5.0"
 
+group :maintenance, optional: true do
+  gem "bake"
+  gem "bake-gem"
+end
+
 gemspec path: "../"
diff --git a/gemfiles/redis_store.gemfile b/gemfiles/redis_store.gemfile
index 8aafc6d1..e32d1e9e 100644
--- a/gemfiles/redis_store.gemfile
+++ b/gemfiles/redis_store.gemfile
@@ -4,4 +4,9 @@ source "https://rubygems.org"
 
 gem "redis-store", "~> 1.5"
 
+group :maintenance, optional: true do
+  gem "bake"
+  gem "bake-gem"
+end
+
 gemspec path: "../"