diff -r d48946d164c6 -r 78246db1cbac client/src/config.js
--- a/client/src/config.js	Fri Jul 28 19:40:35 2017 +0200
+++ b/client/src/config.js	Sun Jul 30 01:02:09 2017 +0200
@@ -4,5 +4,6 @@
   apiRootUrl: process.env.REACT_APP_API_ROOT_URL || 'http://localhost:8000',
   basename: process.env.REACT_APP_BASENAME || '',
   networkStatusTimeout: parseInt(process.env.REACT_APP_NETWORK_STATUS_TIMEOUT, 10) || 2000,
-  networkStatusInterval: parseInt(process.env.REACT_APP_NETWORK_STATUS_INTERVAL, 10) || 20000,
+  networkStatusInterval: parseInt(process.env.REACT_APP_NETWORK_STATUS_INTERVAL, 10) || 2000,
+  syncInterval: parseInt(process.env.REACT_APP_SYNC_INTERVAL, 10) || 20000,
 }