diff --git a/cmake/CMakeLists.txt b/cmake/CMakeLists.txt
index 55ec4e2773..14964a57e9 100644
--- a/cmake/CMakeLists.txt
+++ b/cmake/CMakeLists.txt
@@ -657,6 +657,10 @@ if(ENABLE_BUILD_OPTIMIZATIONS)
         set(CMAKE_CXX_FLAGS_RELEASE "${CMAKE_CXX_FLAGS_RELEASE} -O3")
         set(CMAKE_CXX_FLAGS_RELWITHDEBINFO "${CMAKE_CXX_FLAGS_RELEASE} -O3")
     endif()
+else()
+    if(MSVC)
+        set(CMAKE_CXX_FLAGS_RELWITHDEBINFO "${CMAKE_CXX_FLAGS_RELWITHDEBINFO} /Od")
+    endif()
 endif()
 
 if(MSVC)