diff --git a/xtrn/3rdp-install/doormud-dos.ini b/xtrn/3rdp-install/doormud-dos.ini
new file mode 100644
index 0000000000000000000000000000000000000000..5b0d8f004903e24729a56fd6ac6c468977a9f258
--- /dev/null
+++ b/xtrn/3rdp-install/doormud-dos.ini
@@ -0,0 +1,19 @@
+; Install instructions for DoorMUD v0.99
+Name: DoorMUD: Land of the Forgotten
+Desc: Massive text-based role-playing game for DOS
+By:   RhythmNp (Evan Elias)
+Cats: Games
+Subs: Multiplayer, Adventure, MUD, DOS
+Inst: 2020/12/2
+exe:  dmud.exe
+
+[md5:77467f07370bb5adc37b971250e722ec]
+ver = 0.99
+url = http://dmud.thebbs.org/dmud099.zip
+
+[prog:DOORMUD]
+cmd  = dmud -n %# -d %f
+ars = DOS
+execution_ars  = NOT GUEST
+settings = XTRN_MULTIUSER
+type = XTRN_GAP
diff --git a/xtrn/3rdp-install/doormud.ini b/xtrn/3rdp-install/doormud-win32.ini
similarity index 100%
rename from xtrn/3rdp-install/doormud.ini
rename to xtrn/3rdp-install/doormud-win32.ini