diff --git a/manifest.webapp b/manifest.webapp
index 246d72e..a0dd30b 100644
--- a/manifest.webapp
+++ b/manifest.webapp
@@ -9,6 +9,7 @@
     "name": "Whiteout Networks GmbH",
     "url": "http://whiteout.io"
   },
+  "appcache_path": "/html5-mail/src/manifest.appcache",
   "csp": "default-src *; script-src 'self'; object-src 'none'; style-src 'self'",
   "default_locale": "en"
 }
\ No newline at end of file