diff --git a/Makefile.riscv64 b/Makefile.riscv64
index 0ee26c1b5c..c90bb0578c 100644
--- a/Makefile.riscv64
+++ b/Makefile.riscv64
@@ -1,3 +1,7 @@
+ifeq ($(CORE), tt-ascalon-d8)
+CCOMMON_OPT += -march=rv64imafdhcv_zba_zbb_zfh_zvl256b_zvfh_zvkn_zvkg_zvbc_zvbb_zvfbfwma_xsfvqdotq -mabi=lp64d 
+FCOMMON_OPT += -march=rv64imafdhcv_zba_zbb_zfh_zvl256b_zvfh_zvkn_zvkg_zvbc_zvbb_zvfbfwma_xsfvqdotq -mabi=lp64d -static
+endif
 ifeq ($(CORE), C910V)
 CCOMMON_OPT += -march=rv64imafdcv0p7_zfh_xtheadc -mabi=lp64d -mtune=c920
 FCOMMON_OPT += -march=rv64imafdcv0p7_zfh_xtheadc -mabi=lp64d -mtune=c920 -static