lib/PublicInbox/ViewDiff.pm | 2 +-

diff --git a/lib/PublicInbox/ViewDiff.pm b/lib/PublicInbox/ViewDiff.pm
index 05acc2420a85ec81b8ad821303ecf8c168ca9dd6..f492b6971981706753480f8bc36554f7cd43b120 100644
--- a/lib/PublicInbox/ViewDiff.pm
+++ b/lib/PublicInbox/ViewDiff.pm
@@ -77,7 +77,7 @@ 	# So only do best-effort handling of renames for common cases;
 	# which works well in practice. If projects put "=>", or trailing
 	# spaces in filenames, oh well :P
 	$fn =~ s/$DIFFSTAT_COMMENT//;
-	$fn =~ s/{(?:.+) => (.+)}/$1/ or $fn =~ s/.* => (.+)/$1/;
+	$fn =~ s/\{(?:.+) => (.+)\}/$1/ or $fn =~ s/.* => (.+)/$1/;
 	$fn = git_unquote($fn);
 
 	# long filenames will require us to check in anchor1()