diff --git a/test-js-c-interop/test.js b/test-js-c-interop/test.js
index 8da3e61..e42cc70 100644
--- a/test-js-c-interop/test.js
+++ b/test-js-c-interop/test.js
@@ -3,8 +3,8 @@ class Vector3 {
     this._size = 12;
     this._ptr = ptr.buffer || new ArrayBuffer(this._size);
     this._data = new DataView(this._ptr);
-    for (const i of Object.keys(init)) {
-      this[i] = init[i];
+    for (const key of Object.keys(init)) {
+      this[key] = init[key];
     }
   }
   get x() {
@@ -35,8 +35,8 @@ class Camera3D {
     this._size = 44;
     this._ptr = ptr.buffer || new ArrayBuffer(this._size);
     this._data = new DataView(this._ptr);
-    for (const i of Object.keys(init)) {
-      this[i] = init[i];
+    for (const key of Object.keys(init)) {
+      this[key] = init[key];
     }
   }
   get position() {