diff --git a/dat/fire.lua b/dat/fire.lua
index c28dee0a3..3a6ff7272 100644
--- a/dat/fire.lua
+++ b/dat/fire.lua
@@ -6,7 +6,7 @@
 --
 des.level_init({ style = "solidfill", fg = " " });
 
-des.level_flags("mazelevel", "noteleport", "hardfloor", "shortsighted")
+des.level_flags("mazelevel", "noteleport", "hardfloor", "shortsighted", "hot")
 -- The player lands, upon arrival, in the
 -- lower-right.  The location of the
 -- portal to the next level is randomly chosen.