diff --git a/Rakefile b/Rakefile
index cffd19f..610619e 100644
--- a/Rakefile
+++ b/Rakefile
@@ -5,6 +5,11 @@ require(File.join(File.dirname(__FILE__), 'config', 'boot'))
 
 require 'rake'
 require 'rake/testtask'
-require 'rake/rdoctask'
+
+begin
+  require 'rdoc/task'
+rescue LoadError
+  # RDoc is not available
+end
 
 require 'tasks/rails'
\ No newline at end of file