diff --git a/update_rev.bat b/update_rev.bat
index 0835ecfdc..1bcb210a8 100644
--- a/update_rev.bat
+++ b/update_rev.bat
@@ -3,10 +3,10 @@ SETLOCAL
 
 PUSHD %~dp0
 
-if exist "src\UpdateAssemblyInfo\bin\Release\UpdateAssemblyInfo.exe" (
-	"src\UpdateAssemblyInfo\bin\Release\UpdateAssemblyInfo.exe" "src\Properties\AssemblyInfo.cs.template" "src\Properties\AssemblyInfo.cs"
-) else (
-	"src\UpdateAssemblyInfo\bin\Debug\UpdateAssemblyInfo.exe" "src\Properties\AssemblyInfo.cs.template" "src\Properties\AssemblyInfo.cs"
+IF EXIST "src\UpdateAssemblyInfo\bin\Release\UpdateAssemblyInfo.exe" (
+  "src\UpdateAssemblyInfo\bin\Release\UpdateAssemblyInfo.exe" "src\Properties\AssemblyInfo.cs.template" "src\Properties\AssemblyInfo.cs"
+) ELSE (
+  "src\UpdateAssemblyInfo\bin\Debug\UpdateAssemblyInfo.exe" "src\Properties\AssemblyInfo.cs.template" "src\Properties\AssemblyInfo.cs"
 )
 IF %ERRORLEVEL% NEQ 0 GOTO SubError