diff --git a/lib/fakefs/dir.rb b/lib/fakefs/dir.rb
index d5c0314c..db6bd76d 100644
--- a/lib/fakefs/dir.rb
+++ b/lib/fakefs/dir.rb
@@ -180,6 +180,7 @@ class << self
       alias_method :getwd, :pwd
       alias_method :rmdir, :delete
       alias_method :unlink, :delete
+      alias_method :exist?, :exists?
     end
   end
 end
diff --git a/test/fakefs_test.rb b/test/fakefs_test.rb
index 47e17349..1d31bd34 100644
--- a/test/fakefs_test.rb
+++ b/test/fakefs_test.rb
@@ -1705,6 +1705,14 @@ def test_directory_open_block
     test.each { |t| assert yielded.include?(t) }
   end
 
+  def test_directory_exists
+    assert Dir.exists?('/this/path/should/be/here') == false
+    assert Dir.exist?('/this/path/should/be/here') == false
+    FileUtils.mkdir_p('/this/path/should/be/here')
+    assert Dir.exists?('/this/path/should/be/here') == true
+    assert Dir.exist?('/this/path/should/be/here') == true
+  end
+
   def test_tmpdir
     assert Dir.tmpdir == "/tmp"
   end