diff --git a/drivers/crypto/mvsam/rte_mrvl_pmd.c b/drivers/crypto/mvsam/rte_mrvl_pmd.c
index a1d3875616..3d36203663 100644
--- a/drivers/crypto/mvsam/rte_mrvl_pmd.c
+++ b/drivers/crypto/mvsam/rte_mrvl_pmd.c
@@ -69,6 +69,9 @@ __rte_aligned(32);
  */
 static const
 struct cipher_params_mapping cipher_map[RTE_CRYPTO_CIPHER_LIST_END] = {
+	[RTE_CRYPTO_CIPHER_NULL] = {
+		.supported = ALGO_SUPPORTED,
+		.cipher_alg = SAM_CIPHER_NONE },
 	[RTE_CRYPTO_CIPHER_3DES_CBC] = {
 		.supported = ALGO_SUPPORTED,
 		.cipher_alg = SAM_CIPHER_3DES,
@@ -106,6 +109,9 @@ struct cipher_params_mapping cipher_map[RTE_CRYPTO_CIPHER_LIST_END] = {
  */
 static const
 struct auth_params_mapping auth_map[RTE_CRYPTO_AUTH_LIST_END] = {
+	[RTE_CRYPTO_AUTH_NULL] = {
+		.supported = ALGO_SUPPORTED,
+		.auth_alg = SAM_AUTH_NONE },
 	[RTE_CRYPTO_AUTH_MD5_HMAC] = {
 		.supported = ALGO_SUPPORTED,
 		.auth_alg = SAM_AUTH_HMAC_MD5 },
diff --git a/drivers/crypto/mvsam/rte_mrvl_pmd_ops.c b/drivers/crypto/mvsam/rte_mrvl_pmd_ops.c
index 3d3bbf1a49..f3251aabd4 100644
--- a/drivers/crypto/mvsam/rte_mrvl_pmd_ops.c
+++ b/drivers/crypto/mvsam/rte_mrvl_pmd_ops.c
@@ -413,6 +413,51 @@ static const struct rte_cryptodev_capabilities
 			}, }
 		}, }
 	},
+	{	/* NULL (AUTH) */
+		.op = RTE_CRYPTO_OP_TYPE_SYMMETRIC,
+		{.sym = {
+			.xform_type = RTE_CRYPTO_SYM_XFORM_AUTH,
+			{.auth = {
+				.algo = RTE_CRYPTO_AUTH_NULL,
+				.block_size = 1,
+				.key_size = {
+					.min = 0,
+					.max = 0,
+					.increment = 0
+				},
+				.digest_size = {
+					.min = 0,
+					.max = 0,
+					.increment = 0
+				},
+				.iv_size = {
+					.min = 0,
+					.max = 0,
+					.increment = 0
+				}
+			}, },
+		}, },
+	},
+	{	/* NULL (CIPHER) */
+		.op = RTE_CRYPTO_OP_TYPE_SYMMETRIC,
+		{.sym = {
+			.xform_type = RTE_CRYPTO_SYM_XFORM_CIPHER,
+			{.cipher = {
+				.algo = RTE_CRYPTO_CIPHER_NULL,
+				.block_size = 1,
+				.key_size = {
+					.min = 0,
+					.max = 0,
+					.increment = 0
+				},
+				.iv_size = {
+					.min = 0,
+					.max = 0,
+					.increment = 0
+				}
+			}, },
+		}, }
+	},
 
 	RTE_CRYPTODEV_END_OF_CAPABILITIES_LIST()
 };