diff --git a/fuzzyset/__init__.py b/fuzzyset/__init__.py
index a05584e..74a2864 100644
--- a/fuzzyset/__init__.py
+++ b/fuzzyset/__init__.py
@@ -2,7 +2,7 @@
 import math
 import operator
 import collections
-import Levenshtein
+import pyxDamerauLevenshtein
 
 __version__ = (0, 0, 18)
 
@@ -98,7 +98,7 @@ def __len__(self):
 
 
 def _distance(str1, str2):
-    distance = Levenshtein.distance(str1, str2)
+    distance = pyxdameraulevenshtein.damerau_levenshtein_distance(str1, str2)
     if len(str1) > len(str2):
         return 1 - float(distance) / len(str1)
     else:
diff --git a/setup.py b/setup.py
index 05f141b..b171c4d 100644
--- a/setup.py
+++ b/setup.py
@@ -59,7 +59,7 @@ def read(fname):
     url = "https://github.com/axiak/fuzzyset/",
     packages=['fuzzyset'],
     long_description=read('README.rst'),
-    install_requires=['python-levenshtein', 'texttable'],
+    install_requires=['pyxDamerauLevenshtein', 'texttable'],
     classifiers=[
         "Development Status :: 3 - Alpha",
         "License :: OSI Approved :: BSD License",