diff --git a/IkiWiki/Plugin/aggregate.pm b/IkiWiki/Plugin/aggregate.pm
index 0ffe5d72a..e00116759 100644
--- a/IkiWiki/Plugin/aggregate.pm
+++ b/IkiWiki/Plugin/aggregate.pm
@@ -70,8 +70,8 @@ sub checkconfig () {
 	if (! defined $config{aggregateinternal}) {
 		$config{aggregateinternal}=1;
 	}
-	if (! defined $config{cookies}) {
-		$config{cookies}={ file => "$ENV{HOME}/.ikiwiki/cookies" };
+	if (! defined $config{cookiejar}) {
+		$config{cookiejar}={ file => "$ENV{HOME}/.ikiwiki/cookies" };
 	}
 
 	# This is done here rather than in a refresh hook because it