diff --git a/docs/genai/howto/build-from-source.md b/docs/genai/howto/build-from-source.md
index ac10edeb742a5..6a2ed097545f5 100644
--- a/docs/genai/howto/build-from-source.md
+++ b/docs/genai/howto/build-from-source.md
@@ -87,7 +87,7 @@ Build from source and copy the include and libraries into `ORT_HOME`
 On Windows
 
 ```cmd
-build.bat --build_shared_lib --skip_tests --parallel [--use_cuda]
+build.bat --build_shared_lib --skip_tests --parallel [--use_cuda] --config Release
 copy include\onnxruntime\core\session\onnxruntime_c_api.h <ORT_HOME>\include
 copy build\Windows\Debug\Debug\*.dll <ORT_HOME>\lib
 copy build\Windows\Debug\Debug\onnxruntime.lib <ORTHOME>\lib