update default in docs, thanks @ncartron

diff --git a/docs/settings.rst b/docs/settings.rst
index fc9524cba999f37a433550adda3bb5a924fb31d9..d15302644fe62ceb1da7ee969d74013f0e9058e2 100644 (file)
--- a/docs/settings.rst
+++ b/docs/settings.rst
@@ -1894,7 +1894,7 @@ means no restriction.
 -------------------------------
 
 -  Integer
--  Default: 0
+-  Default: 300
 
 Seconds to cache a list of all known zones. A value of 0 will disable the cache.