diff --git a/tests/wasm/main.rs b/tests/wasm/main.rs
index 453983037..268909b25 100644
--- a/tests/wasm/main.rs
+++ b/tests/wasm/main.rs
@@ -6,4 +6,4 @@ extern crate wasm_bindgen;
 
 pub mod api;
 pub mod option;
-pub mod optional_numbers;
+pub mod optional_primitives;
diff --git a/tests/wasm/optional_numbers.js b/tests/wasm/optional_primitives.js
similarity index 100%
rename from tests/wasm/optional_numbers.js
rename to tests/wasm/optional_primitives.js
diff --git a/tests/wasm/optional_numbers.rs b/tests/wasm/optional_primitives.rs
similarity index 98%
rename from tests/wasm/optional_numbers.rs
rename to tests/wasm/optional_primitives.rs
index 28696b83e..2bc279e31 100644
--- a/tests/wasm/optional_numbers.rs
+++ b/tests/wasm/optional_primitives.rs
@@ -1,7 +1,7 @@
 use wasm_bindgen_test::*;
 use wasm_bindgen::prelude::*;
 
-#[wasm_bindgen(module = "tests/wasm/optional_numbers.js", version = "*")]
+#[wasm_bindgen(module = "tests/wasm/optional_primitives.js", version = "*")]
 extern {
     fn i32_js_identity(a: Option<i32>) -> Option<i32>;
     fn u32_js_identity(a: Option<u32>) -> Option<u32>;