diff --git a/src/index.html b/src/index.html
index c9efd29..9226947 100644
--- a/src/index.html
+++ b/src/index.html
@@ -5,7 +5,7 @@
     <title>Mail</title>
 
     <!-- Theses CSP rules are used as a fallback in runtimes such as Cordova -->
-    <meta http-equiv="Content-Security-Policy" content="default-src 'self' chrome-extension:; object-src 'none'; connect-src *; style-src 'self' chrome-extension: 'unsafe-inline'; img-src 'self' chrome-extension: data:">
+    <meta http-equiv="Content-Security-Policy" content="default-src 'self' chrome-extension: file: gap:; object-src 'none'; script-src 'self' 'unsafe-eval' chrome-extension: file: gap:; connect-src *; style-src 'self' 'unsafe-inline' chrome-extension: file: gap:; img-src 'self' chrome-extension: file: gap: data:">
 
     <meta name="viewport" content="width=device-width, initial-scale=1.0, maximum-scale=1.0, user-scalable=0">
     <link rel="stylesheet" media="all" href="css/all.min.css" type="text/css">