diff --git a/z.lua b/z.lua
index 928f7a8..2e2f93e 100644
--- a/z.lua
+++ b/z.lua
@@ -426,7 +426,7 @@ end
 
 
 -----------------------------------------------------------------------
--- initialize random seed
+-- generate random seed
 -----------------------------------------------------------------------
 function math.random_init()
 	-- random seed from os.time()