diff --git a/src/evaluate.cpp b/src/evaluate.cpp
index ed1d5cb8..56bcbc68 100644
--- a/src/evaluate.cpp
+++ b/src/evaluate.cpp
@@ -150,7 +150,7 @@ namespace {
 
   #undef S
 
-  Score BishopPinBonus = make_score(15, 25);
+  Score BishopPinBonus = make_score(66, 11);
 
   // Bonus for having the side to move (modified by Joona Kiiski)
   const Score Tempo = make_score(24, 11);
diff --git a/src/ucioption.cpp b/src/ucioption.cpp
index 345b16dc..bc4a6481 100644
--- a/src/ucioption.cpp
+++ b/src/ucioption.cpp
@@ -87,8 +87,8 @@ void init(OptionsMap& o) {
   o["Slow Mover"]                  = Option(100, 10, 1000);
   o["UCI_Chess960"]                = Option(false);
   o["UCI_AnalyseMode"]             = Option(false, on_eval);
-  o["pin_open"] = Option(15, -100, 100, on_eval);
-  o["pin_end"] = Option(25, -100, 100, on_eval);
+  o["pin_open"] = Option(66, -100, 100, on_eval);
+  o["pin_end"] = Option(11, -100, 100, on_eval);
 }