diff --git a/include/shared-manual.inc b/include/shared-manual.inc
index 25dc9ce48..4ed4e86fe 100644
--- a/include/shared-manual.inc
+++ b/include/shared-manual.inc
@@ -31,7 +31,6 @@ class ManualNotesSorter {
     private $minAge;
 
     private $voteFactor;
-    private $ratingFactor;
     private $ageFactor;
 
     private $voteWeight = 38;