diff --git a/docs/guides/plugins.md b/docs/guides/plugins.md
index 52ef0d9e2c..bd0b3985ee 100644
--- a/docs/guides/plugins.md
+++ b/docs/guides/plugins.md
@@ -251,7 +251,7 @@ class Advanced extends Plugin {
   }
 
   updateState() {
-    this.setState({playing: !player.paused()});
+    this.setState({playing: !this.player.paused()});
   }
 
   logState(changed) {