diff --git a/.rubocop.yml b/.rubocop.yml
index 07cf436f..bb607be9 100644
--- a/.rubocop.yml
+++ b/.rubocop.yml
@@ -3,19 +3,19 @@ inherit_from: .rubocop_todo.yml
 AllCops:
   TargetRubyVersion: 2.3
 
-Metrics/AbcSize:
-  Enabled: false
+Layout/SpaceInsideHashLiteralBraces:
+  EnforcedStyle: no_space
 
-Metrics/CyclomaticComplexity:
+Metrics/AbcSize:
   Enabled: false
 
-Metrics/PerceivedComplexity:
+Metrics/BlockLength:
   Enabled: false
 
 Metrics/ClassLength:
   Enabled: false
 
-Metrics/BlockLength:
+Metrics/CyclomaticComplexity:
   Enabled: false
 
 Metrics/LineLength:
@@ -27,17 +27,17 @@ Metrics/MethodLength:
 Metrics/ModuleLength:
   Enabled: false
 
-Style/Documentation:
+Metrics/PerceivedComplexity:
   Enabled: false
 
-Style/SignalException:
-  EnforcedStyle: only_raise
-
-Layout/SpaceInsideHashLiteralBraces:
-  EnforcedStyle: no_space
-
 Naming/VariableNumber:
   Enabled: false
 
+Style/Documentation:
+  Enabled: false
+
 Style/RescueStandardError:
    Enabled: false
+
+Style/SignalException:
+  Enabled: false
diff --git a/optimizely-sdk.gemspec b/optimizely-sdk.gemspec
index 63d108c6..37c550f9 100644
--- a/optimizely-sdk.gemspec
+++ b/optimizely-sdk.gemspec
@@ -1,4 +1,3 @@
-
 # frozen_string_literal: true
 
 require_relative 'lib/optimizely/version'
@@ -19,8 +18,8 @@ Gem::Specification.new do |spec|
 
   spec.add_development_dependency 'bundler', '~> 1.10'
   spec.add_development_dependency 'rake', '~> 12.0'
-  spec.add_development_dependency 'rspec', '~> 3.7.0'
-  spec.add_development_dependency 'rubocop', '~> 0.56.0'
+  spec.add_development_dependency 'rspec', '~> 3.8.0'
+  spec.add_development_dependency 'rubocop', '~> 0.58.0'
 
   spec.add_runtime_dependency 'httparty', '~> 0.11'
   spec.add_runtime_dependency 'json-schema', '~> 2.6'