diff --git a/lib/jekyll/site.rb b/lib/jekyll/site.rb
index 8d989b21..799dcc2e 100644
--- a/lib/jekyll/site.rb
+++ b/lib/jekyll/site.rb
@@ -101,12 +101,12 @@ module Jekyll
       self.read_directories
     end
 
-    # Read all the files in <source>/<dir>/_layouts and create a new Layout
-    # object with each one.
+    # Read all the files in <source>/_layouts and create a new Layout object
+    # with each one.
     #
     # Returns nothing.
-    def read_layouts(dir = '')
-      base = File.join(self.source, dir, "_layouts")
+    def read_layouts
+      base = File.join(self.source, "_layouts")
       return unless File.exists?(base)
       entries = []
       Dir.chdir(base) { entries = filter_entries(Dir['*.*']) }