diff --git a/Dockerfile b/Dockerfile
index 8839d85..14f2904 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -10,6 +10,7 @@ ENV IWAD doom1.wad
 ENV CONFIG default.cfg
 ENV SERVER_NAME Docker-Doom
 ENV START_MAP E1M1
+ENV PWAD custom.pk3
 
 # Update the OS
 RUN apt-get update --yes
diff --git a/README.md b/README.md
index e17f243..0c41136 100644
--- a/README.md
+++ b/README.md
@@ -25,4 +25,8 @@ This container is built on Debian Bookworm Slim instead of the spyware known as
 git clone https://github.com/cfultz/doom-docker
 cd doom-docker
 docker build -t cfultz/doom-docker:latest .
-```
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+```
+
+## What's included? 
+
+Freedoom and the shareware version of DOOM (1993). These are legal to share so that's why they are here. If you want to change/add WADS, place them in the ``/IWAD/`` directory, and use an environmental variable to select your prefered IWAD and starting map. You can also add a custom WAD
\ No newline at end of file