diff --git a/gameupdate/patch.bat b/gameupdate/patch.bat
index b963018..0664322 100644
--- a/gameupdate/patch.bat
+++ b/gameupdate/patch.bat
@@ -1,6 +1,25 @@
 @echo off
 setlocal EnableExtensions EnableDelayedExpansion
 
+REM Check if being run from gameupdate folder (incorrect usage)
+for %%I in ("%CD%") do set "CURRENT_FOLDER=%%~nxI"
+if /I "%CURRENT_FOLDER%"=="gameupdate" (
+    echo.
+    echo ========================================
+    echo ERROR: Do not run patch.bat directly!
+    echo ========================================
+    echo.
+    echo You are running this from the gameupdate folder.
+    echo This will not work correctly!
+    echo.
+    echo Please go back to the game's root folder and
+    echo run GameUpdate.bat instead.
+    echo ========================================
+    echo.
+    pause
+    exit /b 1
+)
+
 REM Determine important paths
 set "SCRIPT_DIR=%~dp0"
 set "ROOT_DIR=%CD%"