diff --git a/Build/runbuild.cmd b/Build/runbuild.cmd
index 60648f66..e6dc8e57 100644
--- a/Build/runbuild.cmd
+++ b/Build/runbuild.cmd
@@ -1,5 +1,5 @@
 cls
-powershell -Command "& { [Console]::WindowWidth = 150; [Console]::WindowHeight = 50; Start-Transcript %~dp0runbuild.txt; Import-Module %~dp0..\Tools\PSake\psake.psm1; Invoke-psake %~dp0..\Build\build.ps1 %*; Stop-Transcript; }"
+powershell -Command "& { [Console]::WindowWidth = 150; [Console]::WindowHeight = 50; Start-Transcript %~dp0runbuild.txt; Import-Module %~dp0..\Tools\PSake\psake.psm1; Invoke-psake %~dp0..\Build\build.ps1 %*; Stop-Transcript; exit !($psake.build_success); }"
 
 ECHO %ERRORLEVEL%
 EXIT /B %ERRORLEVEL%
\ No newline at end of file