diff --git a/setup.py b/setup.py
index bdd93e0..3a5786c 100755
--- a/setup.py
+++ b/setup.py
@@ -95,7 +95,7 @@ def run_setup(build_c):
         long_description = readme.read()
 
     setup(name="jellyfish",
-          version="0.3.4",
+          version="0.4.0",
           platforms=["any"],
           description=("a library for doing approximate and "
                        "phonetic matching of strings."),