diff --git a/index.html b/index.html
index 9d18255..3e06d10 100644
--- a/index.html
+++ b/index.html
@@ -14,6 +14,6 @@
         picture-in-picture;
         web-share;
     "
-    referrerpolicy="strict-origin-when-cross-origin"
+    Referrer-Policy="strict-origin-when-cross-origin"
     allowfullscreen
 ></iframe>