3 files changed, 3 insertions, 3 deletions
diff --git a/ext/psych/lib/psych/scalar_scanner.rb b/ext/psych/lib/psych/scalar_scanner.rb
index 5935e26b28..7a9bb87cbd 100644
--- a/ext/psych/lib/psych/scalar_scanner.rb
+++ b/ext/psych/lib/psych/scalar_scanner.rb
@@ -28,7 +28,7 @@ module Psych
       @class_loader = class_loader
     end
 
-    # Tokenize +string+ returning the ruby object
+    # Tokenize +string+ returning the Ruby object
     def tokenize string
       return nil if string.empty?
       return string if @string_cache.key?(string)
diff --git a/ext/psych/lib/psych/visitors/to_ruby.rb b/ext/psych/lib/psych/visitors/to_ruby.rb
index f770bb80aa..8695fd475e 100644
--- a/ext/psych/lib/psych/visitors/to_ruby.rb
+++ b/ext/psych/lib/psych/visitors/to_ruby.rb
@@ -9,7 +9,7 @@ end
 module Psych
   module Visitors
     ###
-    # This class walks a YAML AST, converting each node to ruby
+    # This class walks a YAML AST, converting each node to Ruby
     class ToRuby < Psych::Visitors::Visitor
       def self.create
         class_loader = ClassLoader.new
diff --git a/ext/psych/lib/psych/visitors/yaml_tree.rb b/ext/psych/lib/psych/visitors/yaml_tree.rb
index 24cbe87f80..eb1f0d76a7 100644
--- a/ext/psych/lib/psych/visitors/yaml_tree.rb
+++ b/ext/psych/lib/psych/visitors/yaml_tree.rb
@@ -5,7 +5,7 @@ require 'psych/class_loader'
 module Psych
   module Visitors
     ###
-    # YAMLTree builds a YAML ast given a ruby object.  For example:
+    # YAMLTree builds a YAML ast given a Ruby object.  For example:
     #
     #   builder = Psych::Visitors::YAMLTree.new
     #   builder << { :foo => 'bar' }