diff --git a/library/stdarch/crates/stdsimd/Cargo.toml b/library/stdarch/crates/stdsimd/Cargo.toml
index 2a9c52b09dfc..4792057d8612 100644
--- a/library/stdarch/crates/stdsimd/Cargo.toml
+++ b/library/stdarch/crates/stdsimd/Cargo.toml
@@ -33,6 +33,9 @@ quickcheck = "0.7"
 rand = "0.6"
 cupid = "0.6.0"
 
+[target.'cfg(target_arch = "wasm32")'.dependencies]
+rand = { version = "0.6", features = ["wasm-bindgen"] }
+
 [[example]]
 name = "hex"
 path = "../../examples/hex.rs"