diff --git a/Gemfile b/Gemfile
index 9da1031..cfd3f88 100644
--- a/Gemfile
+++ b/Gemfile
@@ -8,5 +8,5 @@ gemspec
 gem 'rake', '~> 13.0'
 gem 'rspec', '~> 3.0'
 gem 'rubocop', '~> 1.91.0'
-gem 'simplecov', '~> 0.22'
+gem 'simplecov', '~> 1.2'
 gem 'webmock', '~> 3.18'
diff --git a/composer-sdk-server.gemspec b/composer-sdk-server.gemspec
index d1b9904..c596035 100644
--- a/composer-sdk-server.gemspec
+++ b/composer-sdk-server.gemspec
@@ -31,6 +31,6 @@ Gem::Specification.new do |spec|
   spec.add_development_dependency 'rake', '~> 13.0'
   spec.add_development_dependency 'rspec', '~> 3.0'
   spec.add_development_dependency 'rubocop', '~> 1.91.0'
-  spec.add_development_dependency 'simplecov', '~> 0.22'
+  spec.add_development_dependency 'simplecov', '~> 1.2'
   spec.add_development_dependency 'webmock', '~> 3.18'
 end