diff --git a/wiki-rtd/docs/wiki_engine_guides/gzdoom/gzdoom-guide.md b/wiki-rtd/docs/wiki_engine_guides/gzdoom/gzdoom-guide.md
index f416a78..7098d74 100644
--- a/wiki-rtd/docs/wiki_engine_guides/gzdoom/gzdoom-guide.md
+++ b/wiki-rtd/docs/wiki_engine_guides/gzdoom/gzdoom-guide.md
@@ -42,9 +42,9 @@ We recommend that you at buy both `DOOM 1993` and `DOOM 2`.
 - [DOOM 3 - Steam](https://store.steampowered.com/app/208200/DOOM_3/)
 
 
-## What are core doom wads gzdoom is looking for?
+## What are iwads gzdoom is looking for?
 
-The [IWADS](https://doomwiki.org/wiki/IWAD) Gzdoom is looking for to be able to run are the following (The RetroDECK Team calls this grouping the `CORE WADS`):
+The [IWADS](https://doomwiki.org/wiki/IWAD) Gzdoom is looking for to be able to run are the following:
 
 | File                     |                      What is it?                  | Comments |
 | :---                     | :---:                                             |  :---:   |
diff --git a/wiki-rtd/docs/wiki_engine_guides/gzdoom/retrodeck-doomfile.md b/wiki-rtd/docs/wiki_engine_guides/gzdoom/retrodeck-doomfile.md
index 16d71a6..a309e6f 100644
--- a/wiki-rtd/docs/wiki_engine_guides/gzdoom/retrodeck-doomfile.md
+++ b/wiki-rtd/docs/wiki_engine_guides/gzdoom/retrodeck-doomfile.md
@@ -1,10 +1,10 @@
-# The RetroDECK .doom file
+# The .doom file
 
-The RetroDECK `.doom` file is a feature for easy loading of doom files with mods.
+The `.doom` file is a feature for easy loading of doom files with mods, it is based on the work done by [AmberELEC .doom](https://amberelec.org/systems/doom.html) and others with additional improvements made by RetroDECK.
 
 ## The RetroDECK .doom Parser
 
-The `.doom` parser will look for any of the `CORE WADS` files that could be required to run a DOOM mod in the `/retrodeck/roms/doom/` directory.<br>
+The `.doom` parser will look for any of the `iwads` files that could be required to run a DOOM mod in the `/retrodeck/roms/doom/` directory.<br>
 
 Here is what files it is currently looking for:
 
@@ -30,9 +30,9 @@ In this example we are making two folders under the `/roms/doom/` folder, with t
 
 ---
 
-`/retrodeck/roms/doom/core_wads/`
+`/retrodeck/roms/doom/iwads/`
 
-In the `core_wads` folder you can put one or all of the official files game wads made by ID Software/Bethesda their addons and/or freedom so they are not mixed up with the mods.
+In the `iwads` folder you can put one or all of the official files game wads made by ID Software/Bethesda their addons and/or freedom so they are not mixed up with the mods.
 
 ---
 
@@ -74,7 +74,7 @@ But this can be different, check the where you download the mods if they have an
 
 ## Project Brutality .doom example:
 
-In this example you have already downloaded a bunch of mods and have the core doom iwads already somewhere under the `/retrodeck/roms/doom/` folder.
+In this example you have already downloaded a bunch of mods and have the iwads already somewhere under the `/retrodeck/roms/doom/` folder.
 
 You want to play [Project Brutality](https://www.moddb.com/mods/project-brutality) on DOOM 2 levels.