diff --git a/.ruby-version b/.ruby-version
index 49cdd668..944880fa 100644
--- a/.ruby-version
+++ b/.ruby-version
@@ -1 +1 @@
-2.7.6
+3.2.0
diff --git a/lib/slack/web/api/errors/slack_error.rb b/lib/slack/web/api/errors/slack_error.rb
index 92e4e03e..7b764100 100644
--- a/lib/slack/web/api/errors/slack_error.rb
+++ b/lib/slack/web/api/errors/slack_error.rb
@@ -22,6 +22,12 @@ def errors
           def response_metadata
             response.body.response_metadata
           end
+
+          def to_s
+            errors_message = ", errors=#{errors}" unless errors.nil?
+            response_metadata_message = ", response_metadata=#{response_metadata}" unless response_metadata.nil?
+            "#{error}#{errors_message || ''}#{response_metadata_message || ''}"
+          end
         end
       end
     end
diff --git a/spec/slack/web/api/errors/slack_error_spec.rb b/spec/slack/web/api/errors/slack_error_spec.rb
index 194a594e..1bef760c 100644
--- a/spec/slack/web/api/errors/slack_error_spec.rb
+++ b/spec/slack/web/api/errors/slack_error_spec.rb
@@ -21,7 +21,7 @@
   rescue described_class => e
     expect(e.response).not_to be_nil
     expect(e.response.status).to eq 200
-    expect(e.message).to eql 'invalid_arguments'
+    expect(e.message).to eql "invalid_arguments, response_metadata=#{e.response_metadata}"
     expect(e.error).to eql 'invalid_arguments'
     expect(e.response_metadata).to eq(
       'messages' => [