--- a/hgext/closehead.py	Thu Aug 23 12:25:54 2018 +0900
+++ b/hgext/closehead.py	Mon Oct 08 20:07:13 2018 +0200
@@ -28,7 +28,7 @@
 
 commitopts = cmdutil.commitopts
 commitopts2 = cmdutil.commitopts2
-commitopts3 = [('r', 'rev', '',
+commitopts3 = [('r', 'rev', [],
                _('revision to check'), _('REV'))]
 
 @command('close-head|close-heads', commitopts + commitopts2 + commitopts3,

--- a/tests/test-close-head.t	Thu Aug 23 12:25:54 2018 +0900
+++ b/tests/test-close-head.t	Mon Oct 08 20:07:13 2018 +0200
@@ -1,8 +1,22 @@
   $ hg init test-content
   $ cd test-content
-  $ hg debugbuilddag '+2*2*3*4'
+  $ hg debugbuilddag '+2*2*3*4+7'
   $ hg bookmark -r 1 @
   $ hg log -G --template '{rev}:{node|short}'
+  o  11:1d876b1f862c
+  |
+  o  10:ea5f71948eb8
+  |
+  o  9:f1b0356d867a
+  |
+  o  8:e8d1253fb0d7
+  |
+  o  7:d423bbba4459
+  |
+  o  6:a2f58e9c1e56
+  |
+  o  5:3a367db1fabc
+  |
   o  4:e7bd5218ca15
   |
   | o  3:6100d3090acf
@@ -23,11 +37,10 @@
   $ hg bookmark
      @                         1:66f7d451a68b
   $ hg heads
-  changeset:   4:e7bd5218ca15
-  parent:      0:1ea73414a91b
+  changeset:   11:1d876b1f862c
   user:        debugbuilddag
-  date:        Thu Jan 01 00:00:04 1970 +0000
-  summary:     r4
+  date:        Thu Jan 01 00:00:11 1970 +0000
+  summary:     r11
   
   changeset:   3:6100d3090acf
   parent:      0:1ea73414a91b
@@ -35,7 +48,7 @@
   date:        Thu Jan 01 00:00:03 1970 +0000
   summary:     r3
   
-  $ hg --config extensions.closehead= close-head -m 'Close more old heads' 4
+  $ hg --config extensions.closehead= close-head -m 'Close more old heads' -r 11
   $ hg heads
   changeset:   3:6100d3090acf
   parent:      0:1ea73414a91b