diff --git a/README.md b/README.md
index afe04582..61a0d2c9 100644
--- a/README.md
+++ b/README.md
@@ -26,8 +26,9 @@ Never features are under development and vary in their support in the different
 | exception-handling  | ✅| ✅ | ✅ | ☑ |
 | custom-page-sizes  | ✅| ✅ |  |  |
 | stack-switching  | ✅| ✅ | ✅ |  |
-| threads  | ✅| ☑ | ✅ |  |
+| threads  | ✅| ☑ | ☑ |  |
 | memory64 | ✅| ✅ | | |
+| relaxed-simd | | | | |
 
 Wizard can run testcases specified in the `.bin.wast format`, like the specification tests that are part of the Wasm spec repo and proposal repos.
 Wizard supports a small embedding environment suitable for running simple programs.