diff --git a/mail.lua b/mail.lua
index 6f630dd..69b0d20 100644
--- a/mail.lua
+++ b/mail.lua
@@ -125,7 +125,7 @@ end
     if not validate(dataBuf,from,to) then print("250 NOTOK")
       data = false else
     
-    name = os.time() .. "." .. _G["posix.unistd"].getpid() .. "." .. os.execute("hostname")
+    name = os.time() .. "." .. _G["posix.unistd"].getpid() .. "." .. io.popen("hostname"):read("line")
     ptf = dir .. "/tmp/" .. name
     out = io.open(ptf,"w")
     out:write("From " .. from .." ".. os.date("%a %b %d %H:%M:%S %Y") .. "\n")