diff --git a/lib/librte_pmd_ixgbe/ixgbe_rxtx.c b/lib/librte_pmd_ixgbe/ixgbe_rxtx.c
index 1a68f9e1db..b80255510e 100644
--- a/lib/librte_pmd_ixgbe/ixgbe_rxtx.c
+++ b/lib/librte_pmd_ixgbe/ixgbe_rxtx.c
@@ -1753,7 +1753,7 @@ ixgbe_reset_tx_queue(struct igb_tx_queue *txq)
 		IXGBE_CTX_NUM * sizeof(struct ixgbe_advctx_info));
 }
 
-static struct ixgbe_txq_ops def_txq_ops = {
+static const struct ixgbe_txq_ops def_txq_ops = {
 	.release_mbufs = ixgbe_tx_queue_release_mbufs,
 	.free_swring = ixgbe_tx_free_swring,
 	.reset = ixgbe_reset_tx_queue,
diff --git a/lib/librte_pmd_ixgbe/ixgbe_rxtx.h b/lib/librte_pmd_ixgbe/ixgbe_rxtx.h
index 329007cbd6..a85839e3c6 100644
--- a/lib/librte_pmd_ixgbe/ixgbe_rxtx.h
+++ b/lib/librte_pmd_ixgbe/ixgbe_rxtx.h
@@ -211,7 +211,7 @@ struct igb_tx_queue {
 	uint32_t            ctx_curr;      /**< Hardware context states. */
 	/** Hardware context0 history. */
 	struct ixgbe_advctx_info ctx_cache[IXGBE_CTX_NUM];
-	struct ixgbe_txq_ops *ops;          /**< txq ops */
+	const struct ixgbe_txq_ops *ops;       /**< txq ops */
 	uint8_t             tx_deferred_start; /**< not in global dev start. */
 };
 
diff --git a/lib/librte_pmd_ixgbe/ixgbe_rxtx_vec.c b/lib/librte_pmd_ixgbe/ixgbe_rxtx_vec.c
index 1f46f0f6b4..11e9f12d1a 100644
--- a/lib/librte_pmd_ixgbe/ixgbe_rxtx_vec.c
+++ b/lib/librte_pmd_ixgbe/ixgbe_rxtx_vec.c
@@ -723,7 +723,7 @@ ixgbe_reset_tx_queue(struct igb_tx_queue *txq)
 		IXGBE_CTX_NUM * sizeof(struct ixgbe_advctx_info));
 }
 
-static struct ixgbe_txq_ops vec_txq_ops = {
+static const struct ixgbe_txq_ops vec_txq_ops = {
 	.release_mbufs = ixgbe_tx_queue_release_mbufs,
 	.free_swring = ixgbe_tx_free_swring,
 	.reset = ixgbe_reset_tx_queue,