diff --git a/libmamba/include/mamba/core/util_os.hpp b/libmamba/include/mamba/core/util_os.hpp
index 32ac1cef3d..7e1049a1d0 100644
--- a/libmamba/include/mamba/core/util_os.hpp
+++ b/libmamba/include/mamba/core/util_os.hpp
@@ -38,6 +38,7 @@ namespace mamba
 
     void run_as_admin(const std::string& args);
     bool enable_long_paths_support(bool force, Palette palette = Palette::no_color());
+    std::string windows_version();
     std::string macos_version();
     std::string linux_version();