diff --git a/bin/OpenSim.ini.example b/bin/OpenSim.ini.example
index 4cf5a8db1a..ff1a773ac1 100644
--- a/bin/OpenSim.ini.example
+++ b/bin/OpenSim.ini.example
@@ -1375,6 +1375,8 @@
 
 [J2KDecoder]
 ;CacheDir = "./j2kDecodeCache"
+; Time in minutes before cached decodes expire. Set to 0 for no expiration. Default is 720 minutes.
+
 ;CacheTimeout = 720
 
 ;;