diff --git a/modules/comment/comment.module b/modules/comment/comment.module
index 85064340a3ca958f3072081d34628394cbc12771..8ea8e91cf876b1d57a946c3fe30a0d0b5a8c67bc 100644
--- a/modules/comment/comment.module
+++ b/modules/comment/comment.module
@@ -710,12 +710,14 @@ function comment_node_delete($node) {
  */
 function comment_node_update_index($node) {
   $text = '';
-  $comments = db_query('SELECT subject, comment, format FROM {comment} WHERE nid = :nid AND status = :status', array(
-    ':nid' => $node->nid,
-    ':status' => COMMENT_PUBLISHED
-  ));
-  foreach ($comments as $comment) {
-    $text .= '<h2>' . check_plain($comment->subject) . '</h2>' . check_markup($comment->comment, $comment->format, '', FALSE);
+  if ($node->comment != COMMENT_NODE_HIDDEN) {
+    $comments = db_query('SELECT subject, comment, format FROM {comment} WHERE nid = :nid AND status = :status', array(
+      ':nid' => $node->nid,
+      ':status' => COMMENT_PUBLISHED
+    ));
+    foreach ($comments as $comment) {
+      $text .= '<h2>' . check_plain($comment->subject) . '</h2>' . check_markup($comment->comment, $comment->format, '', FALSE);
+    }
   }
   return $text;
 }
@@ -732,8 +734,11 @@ function comment_update_index() {
  * Implementation of hook_node_search_result().
  */
 function comment_node_search_result($node) {
-  $comments = db_query('SELECT comment_count FROM {node_comment_statistics} WHERE nid = :nid', array('nid' => $node->nid))->fetchField();
-  return format_plural($comments, '1 comment', '@count comments');
+  if ($node->comment != COMMENT_NODE_HIDDEN) {
+    $comments = db_query('SELECT comment_count FROM {node_comment_statistics} WHERE nid = :nid', array('nid' => $node->nid))->fetchField();
+    return format_plural($comments, '1 comment', '@count comments');
+  }
+  return '';
 }
 
 /**
diff --git a/modules/search/search.test b/modules/search/search.test
index b7f5e9c2aab02de9e8a514d0920497c2dbcfa135..fc85653b958258465ca8c562ae2566700820afcb 100644
--- a/modules/search/search.test
+++ b/modules/search/search.test
@@ -503,5 +503,18 @@ class SearchCommentTestCase extends DrupalWebTestCase {
     $this->assertText($comment_body, t('Comment body text found in search results.'));
     $this->assertNoRaw(t('n/a'), t('HTML in comment body is not hidden.'));
     $this->assertNoRaw(check_plain($edit_comment['comment']), t('HTML in comment body is not escaped.'));
+
+    // Hide comments.
+    $this->drupalLogin($this->admin_user);
+    $node->comment = 0;
+    node_save($node);
+
+    // Invoke search index update.
+    $this->drupalLogout();
+    $this->drupalGet($GLOBALS['base_url'] . '/cron.php', array('external' => TRUE, 'query' => 'cron_key=' . variable_get('cron_key', 'drupal')));
+
+    // Search for $title.
+    $this->drupalPost('', $edit, t('Search'));
+    $this->assertNoText($comment_body, t('Comment body text not found in search results.'));
   }
 }