diff --git a/package.json b/package.json
index 4d439bc..b8902f7 100644
--- a/package.json
+++ b/package.json
@@ -1,6 +1,6 @@
 {
   "name": "@tp/tp-timeout-strip",
-  "version": "1.0.0",
+  "version": "1.0.1",
   "description": "",
   "main": "tp-timeout-strip.js",
   "scripts": {
diff --git a/tp-timeout-strip.js b/tp-timeout-strip.js
index 9fa183f..b5e3f63 100644
--- a/tp-timeout-strip.js
+++ b/tp-timeout-strip.js
@@ -43,7 +43,7 @@ class TpTimeoutStrip extends LitElement {
 
   render() {
     return html`
-      <div class="strip ${this.active ? 'active' : ''}" style="animation-duration: ${this.timeout}ms" @animationend=${this._onAnimationEnd}></div>
+      <div part="strip" class="strip ${this.active ? 'active' : ''}" style="animation-duration: ${this.timeout}ms" @animationend=${this._onAnimationEnd}></div>
     `;
   }