diff --git a/index.html b/index.html
index 0a7bd2c..6dc40bf 100644
--- a/index.html
+++ b/index.html
@@ -40,7 +40,7 @@ <h1>iFrame Host</h1>
 
                 init_iframe();
 
-                function inject_data() {
+                function inject_data(receiver) {
                     const cookie_value = localStorage.getItem("cookie_value");
                         console.log("Attempting to initialize iframe value with local storage: " + cookie_value);