X-Git-Url: https://git.sesse.net/?a=blobdiff_plain;f=src%2Fposition.cpp;h=ae1da017770cd34ea79eabfc961a27359eb0ad61;hb=b82d93ece484f833c994b40d9eddd959ba20ef92;hp=0686d245bc77fe956f3a8e15a7f86360e610c38d;hpb=f4986f45967c613d92657f46b5a50f12dae15398;p=stockfish

diff --git a/src/position.cpp b/src/position.cpp
index 0686d245..ae1da017 100644
--- a/src/position.cpp
+++ b/src/position.cpp
@@ -1013,9 +1013,9 @@ void Position::do_null_move(StateInfo& newSt) {
   }
 
   st->key ^= Zobrist::side;
+  ++st->rule50;
   prefetch(TT.first_entry(key()));
 
-  ++st->rule50;
   st->pliesFromNull = 0;
 
   sideToMove = ~sideToMove;