diff --git a/src/d_main.c b/src/d_main.c
index b082a17b..c61d89ac 100644
--- a/src/d_main.c
+++ b/src/d_main.c
@@ -2406,7 +2406,7 @@ void D_DoomMain(void)
   D_AutoloadDehDir();
 
   // killough 10/98: now process all deh in wads
-  if (!M_ParmExists("-nodehlump"))
+  if (!M_ParmExists("-nodeh"))
   {
     D_ProcessInWads("DEHACKED", ProcessDehLump, false);
   }