diff --git a/htdocs/lib/Comments.php b/htdocs/lib/Comments.php
index e273fb8..07175a8 100644
--- a/htdocs/lib/Comments.php
+++ b/htdocs/lib/Comments.php
@@ -6,6 +6,7 @@ class Comments
     {
         $q = kl_str_sql("update signature set has_comments=(select count(*) as count from comment where signature_id=!i) where id=!i", $id, $id);
         DBH::$db->query($q);
+        Memc::flush();
     }
 
     function addSignatureComment($id, $text)
diff --git a/htdocs/lib/CrashStats.php b/htdocs/lib/CrashStats.php
index 72426ac..a410bbe 100644
--- a/htdocs/lib/CrashStats.php
+++ b/htdocs/lib/CrashStats.php
@@ -27,7 +27,7 @@ class CrashStats
         $where = $this->filter->getWhere();
         $q = "select count(r.id) as nr, s.id as signature_id, s.signature as signature_text, s.has_comments from reports r join signature s on r.signature_id = s.id $where group by signature_id order by nr desc";
         $q .= kl_str_sql(" limit !i", 100);
-        // if (false !== $cached = Memc::getq($q)) return $cached;
+        if (false !== $cached = Memc::getq($q)) return $cached;
 
         if (!$res = DBH::$db->query($q))
         {
@@ -41,7 +41,7 @@ class CrashStats
             $ret[] = $r;
         }
         
-        // Memc::setq($q, $ret);
+        Memc::setq($q, $ret);
         return $ret;
     }