diff --git a/crates/js-sys/src/lib.rs b/crates/js-sys/src/lib.rs
index 427c3c17..3490fbee 100644
--- a/crates/js-sys/src/lib.rs
+++ b/crates/js-sys/src/lib.rs
@@ -2700,6 +2700,7 @@ extern "C" {
 // Uint32Array
 #[wasm_bindgen]
 extern "C" {
+    #[wasm_bindgen(extends = Object)]
     #[derive(Clone, Debug)]
     pub type Uint32Array;
 
diff --git a/crates/js-sys/tests/wasm/TypedArray.rs b/crates/js-sys/tests/wasm/TypedArray.rs
index 7dbfe61c..5387213e 100644
--- a/crates/js-sys/tests/wasm/TypedArray.rs
+++ b/crates/js-sys/tests/wasm/TypedArray.rs
@@ -8,6 +8,7 @@ macro_rules! each {
         $m!(Uint8Array);
         $m!(Uint8ClampedArray);
         $m!(Uint16Array);
+        $m!(Uint32Array);
     )
 }