diff --git a/lib/monitoring/uptime.ex b/lib/monitoring/uptime.ex
index 43080658..cdf91e68 100644
--- a/lib/monitoring/uptime.ex
+++ b/lib/monitoring/uptime.ex
@@ -77,7 +77,8 @@ defmodule Monitoring.Uptime do
   defp get_log_fields(%{"description" => description, "is_online" => is_online} = node) do
     node_type = get_node_type(node)
 
-    [line, station, device_id, maybe_sign_zone] = String.split(description, ":")
+    [line, station, device_id | rest] = String.split(description, ":")
+    maybe_sign_zone = List.first(rest)
 
     log_fields = [
       tag: "device_uptime",