diff --git a/plat/arm/common/arm_common.mk b/plat/arm/common/arm_common.mk
index ae0d85d..5084ea9 100644
--- a/plat/arm/common/arm_common.mk
+++ b/plat/arm/common/arm_common.mk
@@ -383,7 +383,12 @@
     else ifeq (${COT},dualroot)
         AUTH_SOURCES	+=	drivers/auth/dualroot/cot.c
     else ifeq (${COT},cca)
-        AUTH_SOURCES	+=	drivers/auth/cca/cot.c
+        BL1_SOURCES	+=	drivers/auth/cca/cot.c
+        ifneq (${COT_DESC_IN_DTB},0)
+            BL2_SOURCES	+=	lib/fconf/fconf_cot_getter.c
+        else
+            BL2_SOURCES	+=	drivers/auth/cca/cot.c
+        endif
     else
         $(error Unknown chain of trust ${COT})
     endif