diff --git a/src/components/views/elements/ButtonPlaceholder.js b/src/components/views/elements/ButtonPlaceholder.js
index 9c40df9db6..6501429e65 100644
--- a/src/components/views/elements/ButtonPlaceholder.js
+++ b/src/components/views/elements/ButtonPlaceholder.js
@@ -15,5 +15,5 @@ limitations under the License.
 */
 
 export default function ButtonPlaceholder(props) {
-    return <div class="mx_ButtonPlaceholder">{props.children}</div>;
+    return <div className="mx_ButtonPlaceholder">{props.children}</div>;
 }