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-rw-r--r--README.md2
1 files changed, 1 insertions, 1 deletions
diff --git a/README.md b/README.md
index 5e5f2ba..96c212a 100644
--- a/README.md
+++ b/README.md
@@ -18,7 +18,7 @@ Spike supports the following RISC-V ISA features:
- D extension, v2.2
- Q extension, v2.2
- C extension, v2.0
- - V extension, v0.7.1
+ - V extension, v0.7.1 (_requires a 64-bit host_)
- Conformance to both RVWMO and RVTSO (Spike is sequentially consistent)
- Machine, Supervisor, and User modes, v1.11
- Debug v0.14