diff --git a/tools/cert_create/src/tbbr/tbb_ext.c b/tools/cert_create/src/tbbr/tbb_ext.c
index 0068d3b..60bafb4 100644
--- a/tools/cert_create/src/tbbr/tbb_ext.c
+++ b/tools/cert_create/src/tbbr/tbb_ext.c
@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 2015-2018, ARM Limited and Contributors. All rights reserved.
+ * Copyright (c) 2015-2020, ARM Limited and Contributors. All rights reserved.
  *
  * SPDX-License-Identifier: BSD-3-Clause
  */
@@ -69,6 +69,16 @@
 		.type = EXT_TYPE_HASH,
 		.optional = 1
 	},
+	[FW_CONFIG_HASH_EXT] = {
+		.oid = FW_CONFIG_HASH_OID,
+		.opt = "fw-config",
+		.help_msg = "Firmware Config file",
+		.sn = "FirmwareConfigHash",
+		.ln = "Firmware Config hash",
+		.asn1_type = V_ASN1_OCTET_STRING,
+		.type = EXT_TYPE_HASH,
+		.optional = 1
+	},
 	[TRUSTED_WORLD_PK_EXT] = {
 		.oid = TRUSTED_WORLD_PK_OID,
 		.sn = "TrustedWorldPublicKey",