diff --git a/.expeditor/verify.pipeline.yml b/.expeditor/verify.pipeline.yml
index 8f95135..9ec4c7d 100644
--- a/.expeditor/verify.pipeline.yml
+++ b/.expeditor/verify.pipeline.yml
@@ -9,30 +9,6 @@ expeditor:
 
 steps:
 
-- label: run-specs-ruby-2.5
-  command:
-    - .expeditor/run_linux_tests.sh rake
-  expeditor:
-    executor:
-      docker:
-        image: ruby:2.5
-
-- label: run-specs-ruby-2.6
-  command:
-    - .expeditor/run_linux_tests.sh rake
-  expeditor:
-    executor:
-      docker:
-        image: ruby:2.6
-
-- label: run-specs-ruby-2.7
-  command:
-    - .expeditor/run_linux_tests.sh rake
-  expeditor:
-    executor:
-      docker:
-        image: ruby:2.7
-
 - label: run-specs-ruby-3.0
   command:
     - .expeditor/run_linux_tests.sh rake
diff --git a/Gemfile b/Gemfile
index 9307af8..a846257 100644
--- a/Gemfile
+++ b/Gemfile
@@ -9,9 +9,9 @@ group :docs do
 end
 
 group :test do
-  gem "chefstyle", "= 1.2.0"
+  gem "chefstyle"
   gem "rspec", "~> 3.1"
-  gem "docile", "~> 1.3.5" # pin until we drop ruby support 2.4
+  gem "docile"
   gem "rake"
 end
 
@@ -19,5 +19,5 @@ group :debug do
   gem "pry"
   gem "pry-byebug"
   gem "rb-readline"
-  gem "simplecov", "~> 0.18.5" # pin until we drop ruby support 2.4
+  gem "simplecov"
 end
diff --git a/lib/wmi-lite/wmi_exception.rb b/lib/wmi-lite/wmi_exception.rb
index b950af3..2343850 100644
--- a/lib/wmi-lite/wmi_exception.rb
+++ b/lib/wmi-lite/wmi_exception.rb
@@ -40,7 +40,7 @@ def translate_error_code(error_message)
       # Parse the error to get the error status code
       error_code_match = error_message.match(/[^\:]+\:\s*([0-9A-Fa-f]{1,8}).*/)
       error_code = error_code_match.captures.first if error_code_match
-      error_code ? error_code : ""
+      error_code || ""
     end
 
     def translate_wmi_connect_error_message(native_message, error_code, namespace)
diff --git a/wmi-lite.gemspec b/wmi-lite.gemspec
index b6484fc..b47ea8e 100644
--- a/wmi-lite.gemspec
+++ b/wmi-lite.gemspec
@@ -1,4 +1,4 @@
-lib = File.expand_path("../lib", __FILE__)
+lib = File.expand_path("lib", __dir__)
 $LOAD_PATH.unshift(lib) unless $LOAD_PATH.include?(lib)
 require "wmi-lite/version"