diff --git a/IkiWiki/Rcs/git.pm b/IkiWiki/Rcs/git.pm
index 868bec40d..5f4b090c3 100644
--- a/IkiWiki/Rcs/git.pm
+++ b/IkiWiki/Rcs/git.pm
@@ -441,7 +441,7 @@ sub rcs_notify () { #{{{
 	# reassemble into one mail with just the pages subscribed to.
 	my $diff = join "\n", run_or_die('git-diff', "${sha1}^", $sha1);
 
-	my $subject = "$config{wikiname} update of ";
+	my $subject="update of $config{wikiname}'s ";
 	if (@changed_pages > 2) {
 		$subject .= "$changed_pages[0] $changed_pages[1] etc";
 	} else {
diff --git a/IkiWiki/Rcs/svn.pm b/IkiWiki/Rcs/svn.pm
index 71189c82e..f4c8e92c6 100644
--- a/IkiWiki/Rcs/svn.pm
+++ b/IkiWiki/Rcs/svn.pm
@@ -224,7 +224,7 @@ sub rcs_notify () { #{{{
 		# reassemble into one mail with just the pages subscribed to.
 		my $diff=`svnlook diff $config{svnrepo} -r $rev --no-diff-deleted`;
 
-		my $subject="$config{wikiname} update of ";
+		my $subject="update of $config{wikiname}'s ";
 		if (@changed_pages > 2) {
 			$subject.="$changed_pages[0] $changed_pages[1] etc";
 		}
diff --git a/IkiWiki/Rcs/tla.pm b/IkiWiki/Rcs/tla.pm
index 00ee7e7a0..9cd795e31 100644
--- a/IkiWiki/Rcs/tla.pm
+++ b/IkiWiki/Rcs/tla.pm
@@ -197,7 +197,7 @@ sub rcs_notify () { #{{{
 		my $revminusone = $changesets[$i+1];
 		my $diff=`tla diff -d $ENV{ARCH_TREE_ROOT} $revminusone`;
 
-		my $subject="$config{wikiname} update of ";
+		my $subject="update of $config{wikiname}'s ";
 		if (@changed_pages > 2) {
 			$subject.="$changed_pages[0] $changed_pages[1] etc";
 		}