diff --git a/sys/dev/mlx5/mlx5_en/en.h b/sys/dev/mlx5/mlx5_en/en.h
index b760cef99058..6b7e87b276b7 100644
--- a/sys/dev/mlx5/mlx5_en/en.h
+++ b/sys/dev/mlx5/mlx5_en/en.h
@@ -196,7 +196,6 @@ struct mlx5e_vport_stats {
 	struct	sysctl_ctx_list ctx;
 	u64	arg [0];
 	MLX5E_VPORT_STATS(MLX5E_STATS_VAR)
-	u32	rx_out_of_buffer_prev;
 };
 
 #define	MLX5E_PPORT_IEEE802_3_STATS(m)					\
diff --git a/sys/dev/mlx5/mlx5_en/mlx5_en_main.c b/sys/dev/mlx5/mlx5_en/mlx5_en_main.c
index 951a788931ac..7e292579e200 100644
--- a/sys/dev/mlx5/mlx5_en/mlx5_en_main.c
+++ b/sys/dev/mlx5/mlx5_en/mlx5_en_main.c
@@ -593,10 +593,7 @@ mlx5e_update_stats_locked(struct mlx5e_priv *priv)
 	if (test_bit(MLX5E_STATE_OPENED, &priv->state) != 0 &&
 	    mlx5_vport_query_out_of_rx_buffer(mdev, priv->counter_set_id,
 	    &rx_out_of_buffer) == 0) {
-		/* accumulate difference into a 64-bit counter */
-		s->rx_out_of_buffer += (u64)(u32)(rx_out_of_buffer -
-		    s->rx_out_of_buffer_prev);
-		s->rx_out_of_buffer_prev = rx_out_of_buffer;
+		s->rx_out_of_buffer = rx_out_of_buffer;
 	}
 
 	/* get port statistics */