diff --git a/am/arch/riscv64-xs-dual.mk b/am/arch/riscv64-xs-dual.mk
index a7400603..aa11818a 100644
--- a/am/arch/riscv64-xs-dual.mk
+++ b/am/arch/riscv64-xs-dual.mk
@@ -1,4 +1,4 @@
-MARCH ?= rv64gc_zba_zbb_zbc_zbs_zbkb_zbkc_zbkx_zknd_zkne_zknh_zkr_zksed_zksh_zkt
+MARCH ?= rv64gc_zba_zbb_zbc_zbs_zbkb_zbkc_zbkx_zknd_zkne_zknh_zkr_zksed_zksh_zkt_zfh
 
 include $(AM_HOME)/am/arch/isa/riscv64.mk
 
diff --git a/am/arch/riscv64-xs-flash.mk b/am/arch/riscv64-xs-flash.mk
index 2e04ed17..622779ea 100644
--- a/am/arch/riscv64-xs-flash.mk
+++ b/am/arch/riscv64-xs-flash.mk
@@ -1,4 +1,4 @@
-MARCH ?= rv64gc_zba_zbb_zbc_zbs_zbkb_zbkc_zbkx_zknd_zkne_zknh_zkr_zksed_zksh_zkt
+MARCH ?= rv64gc_zba_zbb_zbc_zbs_zbkb_zbkc_zbkx_zknd_zkne_zknh_zkr_zksed_zksh_zkt_zfh
 
 include $(AM_HOME)/am/arch/isa/riscv64.mk
 
diff --git a/am/arch/riscv64-xs.mk b/am/arch/riscv64-xs.mk
index 35b5c2fc..3dc37302 100644
--- a/am/arch/riscv64-xs.mk
+++ b/am/arch/riscv64-xs.mk
@@ -1,4 +1,4 @@
-MARCH ?= rv64gc_zba_zbb_zbc_zbs_zbkb_zbkc_zbkx_zknd_zkne_zknh_zkr_zksed_zksh_zkt
+MARCH ?= rv64gc_zba_zbb_zbc_zbs_zbkb_zbkc_zbkx_zknd_zkne_zknh_zkr_zksed_zksh_zkt_zfh
 
 include $(AM_HOME)/am/arch/isa/riscv64.mk