diff --git a/setup.py b/setup.py
index 9711d8a..abc32ea 100644
--- a/setup.py
+++ b/setup.py
@@ -45,7 +45,8 @@ class FileMacroExpand(distutils.cmd.Command):
 
     def run(self):
         files = ['etc/dkimpy-milter.conf', 'man/dkimpy-milter.conf.5', \
-                 'system/dkimpy-milter', 'system/dkimpy-milter.openrc', ]
+                 'system/dkimpy-milter.service', 'system/dkimpy-milter', \
+                 'system/dkimpy-milter.openrc', ]
         for infile in files:
             outfile = ''
             filein = open(infile + '.in')