diff --git a/mopidy_iris/static/index.html b/mopidy_iris/static/index.html
index aa9c9b99..fe5e96e9 100644
--- a/mopidy_iris/static/index.html
+++ b/mopidy_iris/static/index.html
@@ -7,7 +7,7 @@
 	<meta content="width=device-width, initial-scale=1" name="viewport" />
 	<meta name="viewport" content="width=device-width" />
 
-	<link rel="manifest" href="/iris/manifest.json" />
+	<link rel="manifest" href="/iris/manifest.json" crossorigin="use-credentials" />
 
 	<!-- App setup -->
 	<meta name="apple-mobile-web-app-capable" content="yes" />
diff --git a/src/index.html b/src/index.html
index d24c94b6..7f8bfec6 100755
--- a/src/index.html
+++ b/src/index.html
@@ -7,7 +7,7 @@
 	<meta content="width=device-width, initial-scale=1" name="viewport" />
 	<meta name="viewport" content="width=device-width" />
 
-	<link rel="manifest" href="/iris/manifest.json" />
+	<link rel="manifest" href="/iris/manifest.json" crossorigin="use-credentials" />
 
 	<!-- App setup -->
 	<meta name="apple-mobile-web-app-capable" content="yes" />