diff --git a/README.md b/README.md
index c324c34..27e839f 100644
--- a/README.md
+++ b/README.md
@@ -1,9 +1,13 @@
 # PlutoIW5Arena
 
-Build a mod.ff archive using Zonetool.
-Place the archive in `%localappdata%/Plutonium/storage/iw5/mods/arena`.
+Build a mod.ff archive using ZoneTool.
+Place the ff archive in `%localappdata%/Plutonium/storage/iw5/mods/arena`.
 Set `fs_game` Dvar to `mods/arena`
 
+# Warning
+
+You may need to place rawfiles inside an iwd to get plutonium to load them.
+
 # Bonus
 GTNW has been added. Thanks to:
 * [callanb](https://github.com/callanb)