diff --git a/lib/datadog/ci/codeowners/matcher.rb b/lib/datadog/ci/codeowners/matcher.rb
index 5b77b7bf..e515a365 100644
--- a/lib/datadog/ci/codeowners/matcher.rb
+++ b/lib/datadog/ci/codeowners/matcher.rb
@@ -87,7 +87,7 @@ def expand_pattern(pattern)
           return pattern if pattern == "*"
 
           # if pattern ends with a slash then it matches everything deeply nested in this directory
-          pattern += "**" if pattern.end_with?(::File::SEPARATOR)
+          pattern << "**" if pattern.end_with?(::File::SEPARATOR)
 
           # if pattern doesn't start with a slash then it matches anywhere in the repository
           if !pattern.start_with?(::File::SEPARATOR, "**#{::File::SEPARATOR}", "*#{::File::SEPARATOR}")
diff --git a/lib/datadog/ci/codeowners/parser.rb b/lib/datadog/ci/codeowners/parser.rb
index 60be8786..8a711fac 100644
--- a/lib/datadog/ci/codeowners/parser.rb
+++ b/lib/datadog/ci/codeowners/parser.rb
@@ -8,11 +8,11 @@ module Codeowners
       # Responsible for parsing a CODEOWNERS file
       class Parser
         DEFAULT_LOCATION = "CODEOWNERS"
-        POSSIBLE_CODEOWNERS_LOCATIONS = [
-          "CODEOWNERS",
-          ".github/CODEOWNERS",
-          ".gitlab/CODEOWNERS",
-          "docs/CODEOWNERS"
+        POSSIBLE_CODEOWNERS_LOCATIONS = %w[
+          CODEOWNERS
+          .github/CODEOWNERS
+          .gitlab/CODEOWNERS
+          docs/CODEOWNERS
         ].freeze
 
         def initialize(root_file_path)
diff --git a/lib/datadog/ci/ext/environment.rb b/lib/datadog/ci/ext/environment.rb
index e2fa1b8e..d301cf92 100644
--- a/lib/datadog/ci/ext/environment.rb
+++ b/lib/datadog/ci/ext/environment.rb
@@ -23,10 +23,7 @@ module Environment
         TAG_NODE_NAME = "ci.node.name"
         TAG_CI_ENV_VARS = "_dd.ci.env_vars"
 
-        POSSIBLE_BUNDLE_LOCATIONS = [
-          "vendor/bundle",
-          ".bundle"
-        ].freeze
+        POSSIBLE_BUNDLE_LOCATIONS = %w[vendor/bundle .bundle].freeze
 
         module_function
 
diff --git a/lib/datadog/ci/ext/environment/providers/gitlab.rb b/lib/datadog/ci/ext/environment/providers/gitlab.rb
index 6668ee69..e0581083 100644
--- a/lib/datadog/ci/ext/environment/providers/gitlab.rb
+++ b/lib/datadog/ci/ext/environment/providers/gitlab.rb
@@ -75,12 +75,12 @@ def git_tag
             end
 
             def git_commit_author_name
-              name, _ = extract_name_email
+              name, _email = extract_name_email
               name
             end
 
             def git_commit_author_email
-              _, email = extract_name_email
+              _name, email = extract_name_email
               email
             end
 
diff --git a/lib/datadog/ci/ext/settings.rb b/lib/datadog/ci/ext/settings.rb
index a1921f6e..917fdb33 100644
--- a/lib/datadog/ci/ext/settings.rb
+++ b/lib/datadog/ci/ext/settings.rb
@@ -15,13 +15,13 @@ module Settings
         ENV_ITR_CODE_COVERAGE_EXCLUDED_BUNDLE_PATH = "DD_CIVISIBILITY_ITR_CODE_COVERAGE_EXCLUDED_BUNDLE_PATH"
 
         # Source: https://docs.datadoghq.com/getting_started/site/
-        DD_SITE_ALLOWLIST = [
-          "datadoghq.com",
-          "us3.datadoghq.com",
-          "us5.datadoghq.com",
-          "datadoghq.eu",
-          "ddog-gov.com",
-          "ap1.datadoghq.com"
+        DD_SITE_ALLOWLIST = %w[
+          datadoghq.com
+          us3.datadoghq.com
+          us5.datadoghq.com
+          datadoghq.eu
+          ddog-gov.com
+          ap1.datadoghq.com
         ].freeze
       end
     end
diff --git a/lib/datadog/ci/itr/coverage/event.rb b/lib/datadog/ci/itr/coverage/event.rb
index 6e3d2a95..1e4815ea 100644
--- a/lib/datadog/ci/itr/coverage/event.rb
+++ b/lib/datadog/ci/itr/coverage/event.rb
@@ -21,7 +21,7 @@ def initialize(test_id:, test_suite_id:, test_session_id:, coverage:)
           def valid?
             valid = true
 
-            [:test_id, :test_suite_id, :test_session_id, :coverage].each do |key|
+            %i[test_id test_suite_id test_session_id coverage].each do |key|
               next unless send(key).nil?
 
               Datadog.logger.warn("citestcov event is invalid: [#{key}] is nil. Event: #{self}")
diff --git a/lib/datadog/ci/transport/http.rb b/lib/datadog/ci/transport/http.rb
index 2a1e6f43..6069c9d4 100644
--- a/lib/datadog/ci/transport/http.rb
+++ b/lib/datadog/ci/transport/http.rb
@@ -124,6 +124,7 @@ def trace_count
           def gzipped?(payload)
             return false if payload.nil? || payload.empty?
 
+            # no-dd-sa
             first_bytes = payload[0, 2]
             return false if first_bytes.nil? || first_bytes.empty?
 
diff --git a/sig/datadog/ci/codeowners/parser.rbs b/sig/datadog/ci/codeowners/parser.rbs
index 15f064eb..7a80bc19 100644
--- a/sig/datadog/ci/codeowners/parser.rbs
+++ b/sig/datadog/ci/codeowners/parser.rbs
@@ -6,7 +6,7 @@ module Datadog
 
         DEFAULT_LOCATION: "CODEOWNERS"
 
-        POSSIBLE_CODEOWNERS_LOCATIONS: ::Array["CODEOWNERS" | ".github/CODEOWNERS" | ".gitlab/CODEOWNERS" | "docs/CODEOWNERS"]
+        POSSIBLE_CODEOWNERS_LOCATIONS: Array[String]
 
         def initialize: (String? root_file_path) -> void
 
diff --git a/yard/extensions.rb b/yard/extensions.rb
index 69e4ac75..e3232bb8 100644
--- a/yard/extensions.rb
+++ b/yard/extensions.rb
@@ -131,6 +131,7 @@ class DatadogConfigurationOptionHandler < YARD::Handlers::Ruby::Base
   end
 end
 
+# no-dd-sa
 def camelize(str)
   str.split("_").collect(&:capitalize).join
 end
diff --git a/yard/templates/default/docstring/setup.rb b/yard/templates/default/docstring/setup.rb
index 4e0b22ff..612564aa 100644
--- a/yard/templates/default/docstring/setup.rb
+++ b/yard/templates/default/docstring/setup.rb
@@ -5,6 +5,7 @@
 #   sections :index, [:private, :deprecated, :abstract, :todo, :note, :returns_void, :text], T('tags')
 # end
 
+# no-dd-sa
 def deprecated
   return unless object.has_tag?(:deprecated)