diff --git a/modules/aggregator.module b/modules/aggregator.module
index 6f5dc378f4b8d770b88340184fa8941d1f4b907b..3d33c88af694d2aabe73d3c77adc7a27dfe68fa9 100644
--- a/modules/aggregator.module
+++ b/modules/aggregator.module
@@ -956,7 +956,7 @@ function _aggregator_page_list($sql, $op, $header = '') {
  * Menu callback; displays all the feeds used by the aggregator.
  */
 function aggregator_page_sources() {
-  $result = db_query('SELECT f.fid, f.title, f.description, f.image, MAX(i.timestamp) AS last FROM {aggregator_feed} f LEFT JOIN {aggregator_item} i ON f.fid = i.fid GROUP BY f.fid');
+  $result = db_query('SELECT f.fid, f.title, f.description, f.image, MAX(i.timestamp) AS last FROM {aggregator_feed} f LEFT JOIN {aggregator_item} i ON f.fid = i.fid GROUP BY f.fid, f.title, f.description, f.image');
   $output = "<div id=\"aggregator\">\n";
   while ($feed = db_fetch_object($result)) {
     $output .= '<h2>'. check_plain($feed->title) ."</h2>\n";
diff --git a/modules/aggregator/aggregator.module b/modules/aggregator/aggregator.module
index 6f5dc378f4b8d770b88340184fa8941d1f4b907b..3d33c88af694d2aabe73d3c77adc7a27dfe68fa9 100644
--- a/modules/aggregator/aggregator.module
+++ b/modules/aggregator/aggregator.module
@@ -956,7 +956,7 @@ function _aggregator_page_list($sql, $op, $header = '') {
  * Menu callback; displays all the feeds used by the aggregator.
  */
 function aggregator_page_sources() {
-  $result = db_query('SELECT f.fid, f.title, f.description, f.image, MAX(i.timestamp) AS last FROM {aggregator_feed} f LEFT JOIN {aggregator_item} i ON f.fid = i.fid GROUP BY f.fid');
+  $result = db_query('SELECT f.fid, f.title, f.description, f.image, MAX(i.timestamp) AS last FROM {aggregator_feed} f LEFT JOIN {aggregator_item} i ON f.fid = i.fid GROUP BY f.fid, f.title, f.description, f.image');
   $output = "<div id=\"aggregator\">\n";
   while ($feed = db_fetch_object($result)) {
     $output .= '<h2>'. check_plain($feed->title) ."</h2>\n";