diff --git a/templates/switches/etc/config/system b/templates/switches/etc/config/system
index 54e19b4..916caf1 100644
--- a/templates/switches/etc/config/system
+++ b/templates/switches/etc/config/system
@@ -3,7 +3,7 @@ config system
 	option ttylogin '0'
 	option log_size '64'
 	option urandom_seed '0'
-	option timezone 'Europe/Berlin'
+	option timezone 'CET-1CEST,M3.5.0,M10.5.0/3'
 	option hostname '{{ inventory_hostname }}'
 
 config timeserver 'ntp'