diff --git a/src/js/controls.js b/src/js/controls.js
index 7afcd2c0..aa5d7fba 100644
--- a/src/js/controls.js
+++ b/src/js/controls.js
@@ -139,10 +139,7 @@ const controls = {
     // Create hidden text label
     createLabel(key, attr = {}) {
         const text = i18n.get(key, this.config);
-
-        const attributes = Object.assign({}, attr, {
-            class: [attr.class, this.config.classNames.hidden].filter(Boolean).join(' '),
-        });
+        const attributes = { ...attr, class: [attr.class, this.config.classNames.hidden].filter(Boolean).join(' '),};
 
         return createElement('span', attributes, text);
     },
diff --git a/src/js/utils/events.js b/src/js/utils/events.js
index 87c35d26..31571b2d 100644
--- a/src/js/utils/events.js
+++ b/src/js/utils/events.js
@@ -90,9 +90,7 @@ export function triggerEvent(element, type = '', bubbles = false, detail = {}) {
     // Create and dispatch the event
     const event = new CustomEvent(type, {
         bubbles,
-        detail: Object.assign({}, detail, {
-            plyr: this,
-        }),
+        detail: { ...detail, plyr: this,},
     });
 
     // Dispatch the event