Wrong case

Author: kanwei

Rakefile

@@ -6,7 +6,7 @@ require 'bundler/gem_tasks'
 Rake::ExtensionTask.new('algorithms/string')        { |ext| ext.name = "CString" }
 Rake::ExtensionTask.new('containers/deque')         { |ext| ext.name = "CDeque" }
 Rake::ExtensionTask.new('containers/bst')           { |ext| ext.name = "CBst" }
-Rake::ExtensionTask.new('containers/rbtree_map')    { |ext| ext.name = "CRbTreeMap" }
+Rake::ExtensionTask.new('containers/rbtree_map')    { |ext| ext.name = "CRBTreeMap" }
 Rake::ExtensionTask.new('containers/splaytree_map') { |ext| ext.name = "CSplayTreeMap" }
 
 RSpec::Core::RakeTask.new