diff --git a/README.md b/README.md
index 3cde21b..5628baa 100644
--- a/README.md
+++ b/README.md
@@ -134,6 +134,11 @@ It is highly recommended you set the following environment values before startin
 
 *** Required for docker stop to save and gracefully close the server
 
+> [!IMPORTANT]
+> Boolean values used in environment variables are case sensitive because they are used in the shell script.
+>
+> They must be set using exactly `true` or `false` for the option to take effect.
+
 ### Game Ports
 
 | Port  | Info             |