diff --git a/async.gemspec b/async.gemspec
index f088b6e5..01826736 100644
--- a/async.gemspec
+++ b/async.gemspec
@@ -28,6 +28,4 @@ Gem::Specification.new do |spec|
 	spec.add_dependency "console", "~> 1.29"
 	spec.add_dependency "fiber-annotation"
 	spec.add_dependency "io-event", "~> 1.11"
-	spec.add_dependency "metrics", "~> 0.12"
-	spec.add_dependency "traces", "~> 0.18"
 end
diff --git a/gems.rb b/gems.rb
index c14bbce4..b813fa40 100644
--- a/gems.rb
+++ b/gems.rb
@@ -30,6 +30,8 @@
 	gem "sus", "~> 0.31"
 	gem "covered"
 	gem "decode"
+	gem "metrics", "~> 0.12"
+	gem "traces", "~> 0.18"
 	
 	gem "rubocop"
 	gem "rubocop-md"