diff --git a/Appraisals b/Appraisals
index 112766ead..396784e3d 100644
--- a/Appraisals
+++ b/Appraisals
@@ -2,6 +2,7 @@
 
 appraise 'rails-6.0' do
   gem 'rails', '~> 6.0.0'
+  gem 'concurrent-ruby', '1.3.4' # Workaround for https://github.com/rails/rails/issues/54260
   gem 'psych', '~> 3.3'
   gem 'turbo-rails', '< 2.0.8'
 
@@ -31,6 +32,7 @@ end
 
 appraise 'rails-6.1' do
   gem 'rails', '~> 6.1.0'
+  gem 'concurrent-ruby', '1.3.4' # Workaround for https://github.com/rails/rails/issues/54260
 
   group :active_record do
     platforms :jruby do
@@ -52,8 +54,10 @@ appraise 'rails-6.1' do
 end
 
 appraise 'rails-7.0' do
-  gem 'rails', '~> 7.0.0'
+  gem 'rails', '~> 7.0.0', '7.0.8.6' # Pinning until the fix for https://github.com/basecamp/trix/issues/1209 become available in actiontext
+  gem 'concurrent-ruby', '1.3.4' # Workaround for https://github.com/rails/rails/issues/54260
   gem 'importmap-rails', require: false
+  gem 'nokogiri', '~> 1.16.0', platform: :jruby
 
   group :active_record do
     platforms :ruby, :mswin, :mingw, :x64_mingw do
@@ -110,7 +114,8 @@ appraise 'rails-8.0' do
 end
 
 appraise 'composite_primary_keys' do
-  gem 'rails', '~> 7.0.0'
+  gem 'rails', '~> 7.0.0', '7.0.8.6' # Pinning until the fix for https://github.com/basecamp/trix/issues/1209 become available in actiontext
+  gem 'concurrent-ruby', '1.3.4' # Workaround for https://github.com/rails/rails/issues/54260
 
   group :active_record do
     gem 'composite_primary_keys'
diff --git a/gemfiles/composite_primary_keys.gemfile b/gemfiles/composite_primary_keys.gemfile
index 1ebba5c55..bcdbf29ec 100644
--- a/gemfiles/composite_primary_keys.gemfile
+++ b/gemfiles/composite_primary_keys.gemfile
@@ -5,12 +5,13 @@ source "https://rubygems.org"
 gem "appraisal", ">= 2.0"
 gem "devise", "~> 4.7"
 gem "net-smtp", require: false
-gem "rails", "~> 7.0.0"
+gem "rails", "~> 7.0.0", "7.0.8.6"
 gem "sassc-rails", "~> 2.1"
 gem "turbo-rails"
 gem "vite_rails", require: false
 gem "webpacker", require: false
 gem "webrick"
+gem "concurrent-ruby", "1.3.4"
 
 group :development, :test do
   gem "pry", ">= 0.9"
diff --git a/gemfiles/rails_6.0.gemfile b/gemfiles/rails_6.0.gemfile
index 75954b32e..da86b4c65 100644
--- a/gemfiles/rails_6.0.gemfile
+++ b/gemfiles/rails_6.0.gemfile
@@ -11,6 +11,7 @@ gem "turbo-rails", "< 2.0.8"
 gem "vite_rails", require: false
 gem "webpacker", require: false
 gem "webrick"
+gem "concurrent-ruby", "1.3.4"
 gem "psych", "~> 3.3"
 
 group :development, :test do
diff --git a/gemfiles/rails_6.1.gemfile b/gemfiles/rails_6.1.gemfile
index cdf08f0c8..8c883fc89 100644
--- a/gemfiles/rails_6.1.gemfile
+++ b/gemfiles/rails_6.1.gemfile
@@ -11,6 +11,7 @@ gem "turbo-rails"
 gem "vite_rails", require: false
 gem "webpacker", require: false
 gem "webrick"
+gem "concurrent-ruby", "1.3.4"
 
 group :development, :test do
   gem "pry", ">= 0.9"
diff --git a/gemfiles/rails_7.0.gemfile b/gemfiles/rails_7.0.gemfile
index 36f7ff8cf..1804f839b 100644
--- a/gemfiles/rails_7.0.gemfile
+++ b/gemfiles/rails_7.0.gemfile
@@ -5,13 +5,15 @@ source "https://rubygems.org"
 gem "appraisal", ">= 2.0"
 gem "devise", "~> 4.7"
 gem "net-smtp", require: false
-gem "rails", "~> 7.0.0"
+gem "rails", "~> 7.0.0", "7.0.8.6"
 gem "sassc-rails", "~> 2.1"
 gem "turbo-rails"
 gem "vite_rails", require: false
 gem "webpacker", require: false
 gem "webrick"
+gem "concurrent-ruby", "1.3.4"
 gem "importmap-rails", require: false
+gem "nokogiri", "~> 1.16.0", platform: :jruby
 
 group :development, :test do
   gem "pry", ">= 0.9"