diff --git a/include/drivers/auth/auth_mod.h b/include/drivers/auth/auth_mod.h
index 9089953..0119ed2 100644
--- a/include/drivers/auth/auth_mod.h
+++ b/include/drivers/auth/auth_mod.h
@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 2015-2018, ARM Limited and Contributors. All rights reserved.
+ * Copyright (c) 2015-2019, ARM Limited and Contributors. All rights reserved.
  *
  * SPDX-License-Identifier: BSD-3-Clause
  */
@@ -38,13 +38,13 @@
 			void *img_ptr,
 			unsigned int img_len);
 
-/* Macro to register a CoT defined as an array of auth_img_desc_t */
+/* Macro to register a CoT defined as an array of auth_img_desc_t pointers */
 #define REGISTER_COT(_cot) \
-	const auth_img_desc_t *const cot_desc_ptr = \
-			(const auth_img_desc_t *const)&_cot[0]; \
+	const auth_img_desc_t **const cot_desc_ptr = \
+			(const auth_img_desc_t **const)_cot; \
 	unsigned int auth_img_flags[MAX_NUMBER_IDS]
 
-extern const auth_img_desc_t *const cot_desc_ptr;
+extern const auth_img_desc_t **const cot_desc_ptr;
 extern unsigned int auth_img_flags[MAX_NUMBER_IDS];
 
 #endif /* TRUSTED_BOARD_BOOT */