diff --git a/server/middlewares/sessions.js b/server/middlewares/sessions.js
index d0a50a27a8..afd8516720 100644
--- a/server/middlewares/sessions.js
+++ b/server/middlewares/sessions.js
@@ -6,6 +6,8 @@ const MongoStore = MongoStoreFactory(session);
 
 export default function sessionsMiddleware() {
   return session({
+    // 900 day session cookie
+    cookie: { maxAge: 900 * 24 * 60 * 60 * 1000 },
     resave: true,
     saveUninitialized: true,
     secret: secrets.sessionSecret,