diff --git a/cmake/init.cmake b/cmake/init.cmake
index 902dfb11fc0afa40ea5bd2b36543b2432a3bf384..5f36a9adf1ae63e83bbffa021562cfca867270ba 100644
--- a/cmake/init.cmake
+++ b/cmake/init.cmake
@@ -28,5 +28,6 @@ endif()
 
 if(WIN32)
     set(WIN_PROPS ${CMAKE_SOURCE_DIR}/cmake/paddle_win.props)
+    set(CMAKE_CXX_FLAGS_RELEASE "-O3 -Os -DNDEBUG")
 endif()