diff --git a/sys/dev/mlx4/mlx4_core/icm.h b/sys/dev/mlx4/mlx4_core/icm.h
index 82613515be0a..30dac5174f6d 100644
--- a/sys/dev/mlx4/mlx4_core/icm.h
+++ b/sys/dev/mlx4/mlx4_core/icm.h
@@ -124,7 +124,4 @@ static inline unsigned long mlx4_icm_size(struct mlx4_icm_iter *iter)
 	return sg_dma_len(&iter->chunk->mem[iter->page_idx]);
 }
 
-int mlx4_MAP_ICM_AUX(struct mlx4_dev *dev, struct mlx4_icm *icm);
-int mlx4_UNMAP_ICM_AUX(struct mlx4_dev *dev);
-
 #endif /* MLX4_ICM_H */
diff --git a/sys/dev/mlx4/mlx4_en/en.h b/sys/dev/mlx4/mlx4_en/en.h
index ae6e1821014a..b4abecb84c24 100644
--- a/sys/dev/mlx4/mlx4_en/en.h
+++ b/sys/dev/mlx4/mlx4_en/en.h
@@ -832,7 +832,6 @@ void mlx4_en_destroy_drop_qp(struct mlx4_en_priv *priv);
 int mlx4_en_free_tx_buf(struct net_device *dev, struct mlx4_en_tx_ring *ring);
 void mlx4_en_rx_irq(struct mlx4_cq *mcq);
 
-int mlx4_SET_MCAST_FLTR(struct mlx4_dev *dev, u8 port, u64 mac, u64 clear, u8 mode);
 int mlx4_SET_VLAN_FLTR(struct mlx4_dev *dev, struct mlx4_en_priv *priv);
 
 int mlx4_en_DUMP_ETH_STATS(struct mlx4_en_dev *mdev, u8 port, u8 reset);