[Minor] Fix format of example setting (rspamd.com#736)

diff --git a/src/plugins/lua/spf.lua b/src/plugins/lua/spf.lua
index 5e151281a02f944374afefc4684e16a4543e87f4..48f3c17bec7ebfd04882cfe0b2774b550f4a0e3d 100644 (file)
--- a/src/plugins/lua/spf.lua
+++ b/src/plugins/lua/spf.lua
@@ -38,7 +38,7 @@ spf {
   # Maximum count of DNS requests per record
   max_dns_requests = 30;
   # Minimum TTL enforced for all elements in SPF records
-  min_cache_ttl = 5m;
+  min_cache_ttl = 5min;
   # Disable all IPv6 lookups
   disable_ipv6 = false;
   # Use IP address from a received header produced by this relay (using by attribute)