diff --git a/crates/js-sys/Cargo.toml b/crates/js-sys/Cargo.toml
index 2bd93a7c..ac8c7c76 100644
--- a/crates/js-sys/Cargo.toml
+++ b/crates/js-sys/Cargo.toml
@@ -18,9 +18,9 @@ test = false
 doctest = false
 
 [dependencies]
-futures = "0.1.20"
 wasm-bindgen = { path = "../..", version = "0.2.16" }
 
 [target.'cfg(target_arch = "wasm32")'.dev-dependencies]
+futures = "0.1.20"
 wasm-bindgen-test = { path = '../test', version = '=0.2.16' }
 wasm-bindgen-futures = { path = '../futures', version = '=0.2.16' }