diff --git a/README.md b/README.md
index 237ab9a..376ea48 100644
--- a/README.md
+++ b/README.md
@@ -15,7 +15,7 @@ Asura is made available under the terms of the MIT license; see `COPYING` for mo
 
 `rom.ext` must be a ROM image of Final Fantasy III for the SNES (either revision) or Final Fantasy VI Advance (Japanese, US, or European releases).
 
-`seed`, if passed and not 'None', uses the time as of the running of the script for the seed.
+If `seed` is not present, or is 'None', the current time is used as the seed.
 
 The final argument is a list of spells to prohibit. All official spell names are recognized.