diff --git a/Gemfile b/Gemfile
index ec2e5c6b0f130f..4dd36df9782cad 100644
--- a/Gemfile
+++ b/Gemfile
@@ -6,3 +6,4 @@ ruby ">= 2.6.10"
 gem 'cocoapods', '~> 1.13', '!= 1.15.0', '!= 1.15.1'
 gem 'activesupport', '>= 6.1.7.5', '< 7.1.0'
 gem 'xcodeproj', '< 1.26.0'
+gem 'concurrent-ruby', '< 1.3.4'
diff --git a/packages/helloworld/Gemfile b/packages/helloworld/Gemfile
index a8af404e61ae85..1036ed276bed1c 100644
--- a/packages/helloworld/Gemfile
+++ b/packages/helloworld/Gemfile
@@ -5,3 +5,4 @@ ruby ">= 2.6.10"
 gem 'cocoapods', '~> 1.13', '!= 1.15.0', '!= 1.15.1'
 gem 'activesupport', '>= 6.1.7.5', '< 7.1.0'
 gem 'xcodeproj', '< 1.26.0'
+gem 'concurrent-ruby', '< 1.3.4'
diff --git a/packages/rn-tester/Gemfile b/packages/rn-tester/Gemfile
index 22f0060db385f6..120dcb2bf5d1e3 100644
--- a/packages/rn-tester/Gemfile
+++ b/packages/rn-tester/Gemfile
@@ -9,3 +9,4 @@ gem 'cocoapods', '~> 1.13', '!= 1.15.0', '!= 1.15.1'
 gem 'rexml'
 gem 'activesupport', '>= 6.1.7.5', '< 7.1.0'
 gem 'xcodeproj', '< 1.26.0'
+gem 'concurrent-ruby', '< 1.3.4'