diff --git a/src/movepick.h b/src/movepick.h
index 5c312531ef1..6ad13397ab1 100644
--- a/src/movepick.h
+++ b/src/movepick.h
@@ -167,10 +167,6 @@ using PawnHistory = Stats<int16_t, 8192, PAWN_HISTORY_SIZE, PIECE_NB, SQUARE_NB>
 using PawnCorrectionHistory =
   Stats<int16_t, CORRECTION_HISTORY_LIMIT, COLOR_NB, CORRECTION_HISTORY_SIZE>;
 
-// MaterialCorrectionHistory is addressed by color and material configuration
-using MaterialCorrectionHistory =
-  Stats<int16_t, CORRECTION_HISTORY_LIMIT, COLOR_NB, CORRECTION_HISTORY_SIZE>;
-
 // MajorPieceCorrectionHistory is addressed by color and king/major piece (Queen, Rook) positions
 using MajorPieceCorrectionHistory =
   Stats<int16_t, CORRECTION_HISTORY_LIMIT, COLOR_NB, CORRECTION_HISTORY_SIZE>;