diff --git a/plat/arm/board/rdv1/platform.mk b/plat/arm/board/rdv1/platform.mk
index a5fba67..0b059b5 100644
--- a/plat/arm/board/rdv1/platform.mk
+++ b/plat/arm/board/rdv1/platform.mk
@@ -63,3 +63,6 @@
  $(error "CSS_SGI_PLATFORM_VARIANT for RD-V1 should always be 0, \
      currently set to ${CSS_SGI_PLATFORM_VARIANT}.")
 endif
+
+# Enable the flag since RD-V1 has a system level cache
+NEOVERSE_Nx_EXTERNAL_LLC		:=	1