1 files changed, 1 insertions, 1 deletions
diff --git a/Makefile b/Makefile
index 712b55c..efc344b 100644
--- a/Makefile
+++ b/Makefile
@@ -7,7 +7,7 @@ WASMPACKFLAGS=--no-pack --no-typescript
 # the --target is currently necessary or firefox will return
 # "disallowed mime type" -bjc 7-aug-2025
 rust:
-	wasm-pack build --target web --out-dir $(BUILDDIR)/rust $(WASMPACKFLAGS) -- --color always
+	wasm-pack build --target web --out-dir $(BUILDDIR)/rust $(WASMPACKFLAGS) -- --color always  --config build.rustflags="'-C target-feature=+simd128'"
 
 test:
 	cargo test --color always -- --nocapture