diff --git a/flutter_inappwebview_windows/windows/CMakeLists.txt b/flutter_inappwebview_windows/windows/CMakeLists.txt
index 666fbbe08..85bd58f1a 100644
--- a/flutter_inappwebview_windows/windows/CMakeLists.txt
+++ b/flutter_inappwebview_windows/windows/CMakeLists.txt
@@ -255,7 +255,10 @@ target_link_libraries(${PLUGIN_NAME} PRIVATE ${CMAKE_BINARY_DIR}/packages/nlohma
 # exported should be explicitly exported with the FLUTTER_PLUGIN_EXPORT macro.
 set_target_properties(${PLUGIN_NAME} PROPERTIES
   CXX_VISIBILITY_PRESET hidden)
-target_compile_definitions(${PLUGIN_NAME} PRIVATE FLUTTER_PLUGIN_IMPL)
+target_compile_definitions(${PLUGIN_NAME} PRIVATE 
+  FLUTTER_PLUGIN_IMPL
+  _DISABLE_CONSTEXPR_MUTEX_CONSTRUCTOR
+  )
 
 # Source include directories and library dependencies. Add any plugin-specific
 # dependencies here.