diff --git a/setup.py b/setup.py
index fe30913..7660e65 100644
--- a/setup.py
+++ b/setup.py
@@ -23,7 +23,7 @@
 
 setuptools.setup(
     name="SimpleSQLite",
-    version="0.6.3",
+    version="0.6.4",
     url="https://github.com/thombashi/SimpleSQLite",
 
     author="Tsuyoshi Hombashi",