diff --git a/setup.py b/setup.py
index cd38053..ca10a1b 100755
--- a/setup.py
+++ b/setup.py
@@ -25,7 +25,7 @@ def run(self):
 
 setup(
     name="bson",
-    version="0.5.7",
+    version="0.5.8",
     packages=["bson"],
     install_requires=["python-dateutil>=2.4.0", "six>=1.9.0"],
     author="Ayun Park",