From ff44b2f015ae03fdbb86a6c214ac8e78d4edda27 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Marcel=20St=C3=B6r?= <marcelstoer@users.noreply.github.com>
Date: Thu, 11 Oct 2018 23:43:13 +0100
Subject: [PATCH] Add note about GMT/UTC

---
 docs/en/modules/cron.md | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/docs/en/modules/cron.md b/docs/en/modules/cron.md
index baaa22ac..2838c511 100644
--- a/docs/en/modules/cron.md
+++ b/docs/en/modules/cron.md
@@ -7,6 +7,9 @@
 
 !!! important
     This module needs RTC time to operate correctly. Do not forget to include the [`rtctime`](rtctime.md) module **and** initialize it properly.
+    
+!!! important
+    The cron expression has to be in GMT/UTC!
 
 ## cron.schedule()