diff --git a/src/vscode-radio-group/vscode-radio-group.ts b/src/vscode-radio-group/vscode-radio-group.ts
index 3cb39655d..50bb2f01b 100644
--- a/src/vscode-radio-group/vscode-radio-group.ts
+++ b/src/vscode-radio-group/vscode-radio-group.ts
@@ -114,6 +114,8 @@ export class VscodeRadioGroup extends VscElement {
 
     if (listenedKeys.includes(key)) {
       ev.preventDefault();
+    } else {
+      return;
     }
 
     if (key === 'ArrowRight' || key === 'ArrowDown') {
@@ -123,6 +125,13 @@ export class VscodeRadioGroup extends VscElement {
     if (key === 'ArrowLeft' || key === 'ArrowUp') {
       this._checkPrev();
     }
+
+    const checkedRadio = this._radios.find((r) => r.checked);
+    if (checkedRadio) {
+      checkedRadio.dispatchEvent(
+        new Event('change', {bubbles: true, composed: true})
+      );
+    }
   };
 
   private _handleChange(ev: CustomEvent) {