diff --git a/docs/.pyheader-milter.conf.example.swp b/docs/.pyheader-milter.conf.example.swp
deleted file mode 100644
index 2f1e865..0000000
Binary files a/docs/.pyheader-milter.conf.example.swp and /dev/null differ
diff --git a/pyheadermilter/__init__.py b/pyheadermilter/__init__.py
index 9777061..5dd6259 100644
--- a/pyheadermilter/__init__.py
+++ b/pyheadermilter/__init__.py
@@ -13,6 +13,7 @@
 #
 
 __all__ = ["HeaderRule", "HeaderMilter"]
+name = "pyheadermilter"
 
 import Milter
 import argparse
diff --git a/setup.py b/setup.py
index c63f4ae..4a11957 100644
--- a/setup.py
+++ b/setup.py
@@ -30,6 +30,6 @@ setup(name = "pyheadermilter",
             "pyheader-milter=pyheadermilter:main"
         ]
     },
-    install_requires = ["pymilter"],
+    install_requires = ["pymilter", "netaddr"],
     python_requires = ">=3"
 )