diff --git a/setup.py b/setup.py
index 1c3e641..a8f52fb 100755
--- a/setup.py
+++ b/setup.py
@@ -17,7 +17,7 @@
   long_description=open(README).read(),
   package_dir={'fluent': 'fluent'},
   packages=['fluent'],
-  install_requires=['msgpack-python'],
+  install_requires=['msgpack'],
   author='Kazuki Ohta',
   author_email='kazuki.ohta@gmail.com',
   url='https://github.com/fluent/fluent-logger-python',