diff --git a/DirectXTex/Shaders/CompileShaders.cmd b/DirectXTex/Shaders/CompileShaders.cmd
index d28cef9..6d953bb 100644
--- a/DirectXTex/Shaders/CompileShaders.cmd
+++ b/DirectXTex/Shaders/CompileShaders.cmd
@@ -37,10 +37,11 @@ if %error% == 0 (
     echo Shaders compiled ok
 ) else (
     echo There were shader compilation errors!
+    exit /b 1
 )
 
 endlocal
-exit /b
+exit /b 0
 
 :CompileShader
 set fxc=%PCFXC% %1.hlsl %FXCOPTS% /Tcs_4_0 /E%2 "/Fh%CompileShadersOutput%\%1_%2.inc" "/Fd%CompileShadersOutput%\%1_%2.pdb" /Vn%1_%2