diff --git a/src/main/webapp/index.jsp b/src/main/webapp/index.jsp
index ea810ea..9f4be6b 100644
--- a/src/main/webapp/index.jsp
+++ b/src/main/webapp/index.jsp
@@ -5,6 +5,11 @@
 <!-- input=http%3A%2F%2Fws1-clarind.esc.rzg.mpg.de%2Fdrop-off%2Fstorage%2F1513257926038.txt&lang=en&analysis=const-parsing -->
 <meta charset="utf-8" />
 <meta name="viewport" content="width=device-width,initial-scale=1" />
+<meta http-equiv="cache-control" content="no-cache, must-revalidate, post-check=0, pre-check=0" />
+<meta http-equiv="cache-control" content="max-age=0" />
+<meta http-equiv="expires" content="0" />
+<meta http-equiv="expires" content="Tue, 01 Jan 1980 1:00:00 GMT" />
+<meta http-equiv="pragma" content="no-cache" />
 <title>NLPHub</title>
 <link href="https://fonts.googleapis.com/icon?family=Material+Icons"
 	rel="stylesheet" />