diff --git a/crates/js-sys/src/lib.rs b/crates/js-sys/src/lib.rs
index 4034a9c7..461a1125 100644
--- a/crates/js-sys/src/lib.rs
+++ b/crates/js-sys/src/lib.rs
@@ -967,6 +967,7 @@ extern "C" {
 // Int16Array
 #[wasm_bindgen]
 extern "C" {
+    #[wasm_bindgen(extends = Object)]
     #[derive(Clone, Debug)]
     pub type Int16Array;
 
diff --git a/crates/js-sys/tests/wasm/TypedArray.rs b/crates/js-sys/tests/wasm/TypedArray.rs
index 151dad8a..d57f5364 100644
--- a/crates/js-sys/tests/wasm/TypedArray.rs
+++ b/crates/js-sys/tests/wasm/TypedArray.rs
@@ -10,6 +10,7 @@ macro_rules! each {
         $m!(Uint16Array);
         $m!(Uint32Array);
         $m!(Int8Array);
+        $m!(Int16Array);
     )
 }