diff --git a/directives.py b/directives.py
index bfd2b78..ac59d06 100644
--- a/directives.py
+++ b/directives.py
@@ -10,7 +10,7 @@
 
 import re
 import os
-import md5
+import hashlib
 import __main__
 
 # Absolute path to pygments cache dir
@@ -52,7 +52,7 @@ class Pygments(Directive):
         # Construct cache filename
         cache_file = None
         content_text = u'\n'.join(self.content)
-        cache_file_name = '%s-%s.html' % (lexer_name, md5.new(content_text).hexdigest())
+        cache_file_name = '%s-%s.html' % (lexer_name, hashlib.md5(content_text).hexdigest())
         cached_path = os.path.join(PYGMENTS_CACHE_DIR, cache_file_name)
 
         # Look for cached version, otherwise parse