diff --git a/snippets/createEventHub.md b/snippets/createEventHub.md
index 86ded9037..e1117b7db 100644
--- a/snippets/createEventHub.md
+++ b/snippets/createEventHub.md
@@ -22,7 +22,7 @@ const createEventHub = () => ({
   },
   off(event, handler) {
     const i = this.hub[event].findIndex(h => h === handler);
-    if (i) this.hub[event].splice(i, 1);
+    if (i > -1) this.hub[event].splice(i, 1);
   }
 });
 ```