diff --git a/src/evaluate.cpp b/src/evaluate.cpp
index 7760f705..eb5719bd 100644
--- a/src/evaluate.cpp
+++ b/src/evaluate.cpp
@@ -748,7 +748,7 @@ namespace {
     {
         if (   pos.opposite_bishops()
             && pos.non_pawn_material() == 2 * BishopValueMg)
-            sf = 16 + 4 * pe->passed_count();
+            sf = 22 ;
         else
             sf = std::min(sf, 36 + (pos.opposite_bishops() ? 2 : 7) * pos.count<PAWN>(strongSide));