diff --git a/src/evaluate.cpp b/src/evaluate.cpp
index 7844deb6..63c0f1f8 100644
--- a/src/evaluate.cpp
+++ b/src/evaluate.cpp
@@ -906,7 +906,7 @@ Value do_evaluate(const Position& pos, Value& margin) {
     if (!b || pos.non_pawn_material(~us))
         return SCORE_ZERO;
 
-    return Unstoppable * int(relative_rank(WHITE, frontmost_sq(us, b)));
+    return Unstoppable * int(relative_rank(us, frontmost_sq(us, b)));
   }