diff --git a/README.md b/README.md
index b5520d8..3eaed8d 100644
--- a/README.md
+++ b/README.md
@@ -11,7 +11,8 @@ https://seodisparate.com/static/tbm_releases/
 
 On first run, this mod will create a config file and some directories in your
 Minecraft directory. They will typically be located at
-`.minecraft/config/TurnBasedMinecraft`.
+`.minecraft/config/TurnBasedMinecraft`. (for the server they will be in the
+`config` directory in the server directory.)
 
 The config file `.minecraft/config/TurnBasedMinecraft/TBM_Config.xml` is commented
 with info on what each option does. It will also be moved if a newer version
@@ -30,7 +31,8 @@ in battle)
 - Supports custom battle music to be played when fighting enemies. (They must be
 placed in `.minecraft/config/TurnBasedMinecraft/Music/battle` or
 `.minecraft/config/TurnBasedMinecraft/Music/silly`. Client-side config determines
-which song plays in battle for the client.)
+which song plays in battle for the client. only `.wav` and `.mid` files supported.
+Only `.wav` files are affected by volume options (master and music sliders))
 - Config allows limiting number of combatants in turn-based battle.
 - Config can be modified (server-side) to add entries of mobs from other mods.
 (by default an unknown mob cannot enter turn-based battle, so the config must be