diff --git a/.gitignore b/.gitignore
index 37a28c0f..e281cf22 100644
--- a/.gitignore
+++ b/.gitignore
@@ -9,3 +9,4 @@ rdoc
 *.sqlite3
 *.gem
 .ruby-*
+.idea/
\ No newline at end of file
diff --git a/lib/stringex/localization.rb b/lib/stringex/localization.rb
index 1629d2ed..139a2d2d 100644
--- a/lib/stringex/localization.rb
+++ b/lib/stringex/localization.rb
@@ -11,6 +11,9 @@ module Localization
     include DefaultConversions
 
     class << self
+
+      DOT = ".".freeze
+      
       def backend
         @backend ||= i18n_present? ? Backend::I18n : Backend::Internal
       end
@@ -36,7 +39,7 @@ def store_translations(locale, scope, data)
       end
 
       def translate(scope, key, options = {})
-        return if key == "." # I18n doesn't support dots as translation keys so we don't either
+        return if key == DOT # I18n doesn't support dots as translation keys so we don't either
 
         locale = options[:locale] || self.locale
 
diff --git a/lib/stringex/localization/default_conversions.rb b/lib/stringex/localization/default_conversions.rb
index a60fb8f9..feb0702c 100644
--- a/lib/stringex/localization/default_conversions.rb
+++ b/lib/stringex/localization/default_conversions.rb
@@ -78,9 +78,11 @@ module DefaultConversions
       }
 
       class << self
-        %w{characters currencies html_entities transliterations vulgar_fractions}.each do |conversion_type|
-          define_method conversion_type do
-            const_get conversion_type.upcase
+        # %w{characters currencies html_entities transliterations vulgar_fractions}
+
+        [['characters'.freeze, 'CHARACTERS'.freeze], ['currencies'.freeze, 'CURRENCIES'.freeze], ['html_entities'.freeze, 'HTML_ENTITIES'.freeze], ['transliterations'.freeze, 'TRANSLITERATIONS'.freeze], ['vulgar_fractions'.freeze, 'VULGAR_FRACTIONS'.freeze]].each do |conversion_type|
+          define_method conversion_type[0] do
+            const_get conversion_type[1]
           end
         end
       end