diff --git a/SecureSystem/README.md b/SecureSystem/README.md
index e6a961f..35709a2 100644
--- a/SecureSystem/README.md
+++ b/SecureSystem/README.md
@@ -18,6 +18,12 @@ OPTIONAL for backups with restic & rclone:
 
 ```curl https://rclone.org/install.sh | bash```
 
+## Change Timezone
+
+```timedatectl set-timezone Europe/Berlin```
+
+```timedatectl```
+
 ## Create Admin user
 
 ```useradd -m -U -s /bin/bash -G sudo sysadmin```