diff --git a/RAVBA-M/project/vs2012_mfc/MakeBuildVer.bat b/RAVBA-M/project/vs2012_mfc/MakeBuildVer.bat
index cb3069a5..8c8864bd 100644
--- a/RAVBA-M/project/vs2012_mfc/MakeBuildVer.bat
+++ b/RAVBA-M/project/vs2012_mfc/MakeBuildVer.bat
@@ -1,24 +1,28 @@
 @echo off
+setlocal
 
+rem === Get the most recent tag matching our prefix ===
 git describe --tags --match "RAVBA-M.*" > Temp.txt
 set /p ACTIVE_TAG=<Temp.txt
-set VERSION_NUM=%ACTIVE_TAG:~8,3%
-set VERSION_REVISION=%ACTIVE_TAG:~12,-9%
-if "%VERSION_REVISION%"=="" set VERSION_REVISION=0
+for /f "tokens=1,2 delims=-" %%a in ("%ACTIVE_TAG:~8%") do set VERSION_TAG=%%a&set VERSION_REVISION=%%b
+if "%VERSION_REVISION%" == "" set VERSION_REVISION=0
 
-setlocal
+rem === Extract the major/minor/patch version from the tag (append 0s if necessary) ===
+for /f "tokens=1,2,3 delims=." %%a in ("%VERSION_TAG%.0.0") do set VERSION_NUM=%%a.%%b.%%c
+
+rem === If there are any local modifications, increment revision ===
 git diff HEAD > Temp.txt
 for /F "usebackq" %%A in ('"Temp.txt"') do set DIFF_FILE_SIZE=%%~zA
 if %DIFF_FILE_SIZE% GTR 0 (
     set ACTIVE_TAG=Unstaged changes
-    set VERSION_MODIFIED=1
-) else (
-    set VERSION_MODIFIED=0
+    set /A VERSION_REVISION=VERSION_REVISION+1
 )
 
-@echo Tag: %ACTIVE_TAG% (%VERSION_NUM%)
-@echo #define RAVBA_VERSION "0.%VERSION_NUM%.%VERSION_REVISION%.%VERSION_MODIFIED%" > BuildVer2.h
+rem === Generate a new version file ===
+@echo Tag: %ACTIVE_TAG% (%VERSION_TAG%)
+@echo #define RAVBA_VERSION "%VERSION_NUM%.%VERSION_REVISION%" > BuildVer2.h
 
+rem === Update the existing file only if the new file differs ===
 if not exist ..\..\src\BuildVer.h goto nonexistant
 fc ..\..\src\BuildVer.h BuildVer2.h > nul
 if errorlevel 1 goto different
@@ -30,4 +34,5 @@ del ..\..\src\BuildVer.h
 move BuildVer2.h ..\..\src\BuildVer.h > nul
 :done
 
+rem === Clean up after ourselves ===
 del Temp.txt