diff --git a/target/riscv/cpu.c b/target/riscv/cpu.c
index 4f5e13a759..578bc95652 100644
--- a/target/riscv/cpu.c
+++ b/target/riscv/cpu.c
@@ -2345,7 +2345,7 @@ static const PropertyInfo prop_marchid = {
 static RISCVCPUProfile RVA22U64 = {
     .parent = NULL,
     .name = "rva22u64",
-    .misa_ext = RVI | RVM | RVA | RVF | RVD | RVC | RVU,
+    .misa_ext = RVI | RVM | RVA | RVF | RVD | RVC | RVB | RVU,
     .priv_spec = RISCV_PROFILE_ATTR_UNUSED,
     .satp_mode = RISCV_PROFILE_ATTR_UNUSED,
     .ext_offsets = {
diff --git a/tests/data/acpi/riscv64/virt/RHCT b/tests/data/acpi/riscv64/virt/RHCT
index b14ec15e55..13c8025b86 100644
Binary files a/tests/data/acpi/riscv64/virt/RHCT and b/tests/data/acpi/riscv64/virt/RHCT differ