diff --git a/decrypt/index.html b/decrypt/index.html
index 489f874300..c6639c3ff3 100644
--- a/decrypt/index.html
+++ b/decrypt/index.html
@@ -3,6 +3,7 @@
 	<head>
 		<meta charset="utf-8">
 		<title>Decrypt content</title>
+		<link rel="shortcut icon" href="https://raw.githubusercontent.com/M66B/FairEmail/master/app/src/main/ic_launcher-web.png">
 
 		<meta name="theme-color" content="#006db3">
 		<meta name="viewport" content="width=device-width,minimum-scale=1,initial-scale=1">
@@ -11,7 +12,10 @@
 		<meta name="robots" content="noindex">
 
 		<!-- https://developer.mozilla.org/en-US/docs/Web/HTTP/CSP -->
-		<meta http-equiv="Content-Security-Policy" content="default-src 'self' 'unsafe-inline'; style-src 'self' 'unsafe-inline'; img-src data: ; script-src 'unsafe-inline' https://*.faircode.eu;">
+		<!-- https://developer.mozilla.org/en-US/docs/Web/HTTP/Headers/Content-Security-Policy/Sources#sources -->
+		<meta
+			http-equiv="Content-Security-Policy"
+			content="default-src 'self' 'unsafe-inline'; img-src data: https://raw.githubusercontent.com/M66B/FairEmail/master/app/src/main/ic_launcher-web.png;">
 
 		<style>
 			body { padding-left: 10px; padding-right: 10px; font-family: Arial, Helvetica, sans-serif; }
@@ -27,7 +31,7 @@
 		</noscript>
 
 		<!-- https://github.com/cure53/DOMPurify 2.4.0 -->
-		<script src="https://email.faircode.eu/decrypt/purify.min.js"></script>
+		<script src="purify.min.js"></script>
 
 		<script>
 			window.addEventListener('load', load);
