From 1980046ab0f791bfe1e147c855f43ddf2d2a424e Mon Sep 17 00:00:00 2001
From: Westbrook <westbrook.johnson@gmail.com>
Date: Thu, 18 Jun 2020 18:21:37 -0400
Subject: [PATCH] fix(switch): track aria-checked

---
 packages/switch/src/switch.ts | 13 +++++++++----
 1 file changed, 9 insertions(+), 4 deletions(-)

diff --git a/packages/switch/src/switch.ts b/packages/switch/src/switch.ts
index fd4f0d3549..b1ecdfc4d8 100644
--- a/packages/switch/src/switch.ts
+++ b/packages/switch/src/switch.ts
@@ -41,9 +41,14 @@ export class Switch extends CheckboxBase {
     protected firstUpdated(changes: PropertyValues): void {
         super.firstUpdated(changes);
         this.inputElement.setAttribute('role', 'switch');
-        this.inputElement.setAttribute(
-            'aria-checked',
-            this.checked ? 'true' : 'false'
-        );
+    }
+
+    protected updated(changes: PropertyValues): void {
+        if (changes.has('checked')) {
+            this.inputElement.setAttribute(
+                'aria-checked',
+                this.checked ? 'true' : 'false'
+            );
+        }
     }
 }