diff --git a/polyglot.ini b/polyglot.ini
index 1d686ed3..e7e93dce 100644
--- a/polyglot.ini
+++ b/polyglot.ini
@@ -7,7 +7,7 @@ EngineCommand = ./stockfish
 Book = false
 BookFile = book.bin
 
-Log = true
+Log = false
 LogFile = stockfish.log
 
 Resign = true
@@ -19,6 +19,7 @@ Hash = 128
 Threads = 1
 OwnBook = false
 Book File = book.bin
+Best Book Move = false
 Use Search Log = false
 Search Log Filename = SearchLog.txt
 Mobility (Middle Game) = 100