diff --git a/drivers/auth/auth_mod.c b/drivers/auth/auth_mod.c
index 01f8f29..a6538c4 100644
--- a/drivers/auth/auth_mod.c
+++ b/drivers/auth/auth_mod.c
@@ -31,7 +31,7 @@
 #pragma weak plat_set_nv_ctr2
 
 /* Pointer to CoT */
-extern const auth_img_desc_t **const cot_desc_ptr;
+extern const auth_img_desc_t *const *const cot_desc_ptr;
 extern unsigned int auth_img_flags[MAX_NUMBER_IDS];
 
 static int cmp_auth_param_type_desc(const auth_param_type_desc_t *a,