diff --git a/drivers/net/ethernet/mellanox/mlx5/core/lag/port_sel.c b/drivers/net/ethernet/mellanox/mlx5/core/lag/port_sel.c
index d3a3fe4ce6702..7d9bbb494d95b 100644
--- a/drivers/net/ethernet/mellanox/mlx5/core/lag/port_sel.c
+++ b/drivers/net/ethernet/mellanox/mlx5/core/lag/port_sel.c
@@ -574,7 +574,7 @@ static int __mlx5_lag_modify_definers_destinations(struct mlx5_lag *ldev,
 	for (i = 0; i < ldev->ports; i++) {
 		for (j = 0; j < ldev->buckets; j++) {
 			idx = i * ldev->buckets + j;
-			if (ldev->v2p_map[i] == ports[i])
+			if (ldev->v2p_map[idx] == ports[idx])
 				continue;
 
 			dest.vport.vhca_id = MLX5_CAP_GEN(ldev->pf[ports[idx] - 1].dev,