diff --git a/src/search.cpp b/src/search.cpp
index 7c797bef..d854cd95 100644
--- a/src/search.cpp
+++ b/src/search.cpp
@@ -1257,9 +1257,6 @@ moves_loop: // When in check, search starts from here
               int bonus = value > alpha ?  stat_bonus(newDepth)
                                         : -stat_bonus(newDepth);
 
-              if (move == ss->killers[0])
-                  bonus += bonus / 4;
-
               update_continuation_histories(ss, movedPiece, to_sq(move), bonus);
           }
       }