# Compilers: Increase Minimum Microsoft Visual Studio Version to 2019

**URL:** <https://discourse.vtk.org/t/compilers-increase-minimum-microsoft-visual-studio-version-to-2019/16138>\
**Category:** Development\
**Created:** [November 12, 2025, 5:37pm UTC](https://discourse.vtk.org/t/compilers-increase-minimum-microsoft-visual-studio-version-to-2019/16138 "2025-11-12T17:37:02Z")\
**Posts on this page:** 1\
**Page:** 1

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**Author:** ![spyridon97](https://discourse.vtk.org/user_avatar/discourse.vtk.org/spyridon97/32/7069_2.png) [@spyridon97](https://discourse.vtk.org/u/spyridon97)\
**Post date:** [November 12, 2025, 5:37pm UTC](https://discourse.vtk.org/t/compilers-increase-minimum-microsoft-visual-studio-version-to-2019/16138/1 "2025-11-12T17:37:02Z")

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Due to the addition of the `scnlib` library and an update in the `expat` library, the minimum supported version of Microsoft Visual Studio (MSVC) for building VTK will be increased to MSVC 2019.

[https://gitlab.kitware.com/vtk/vtk/-/merge\_requests/12612](https://gitlab.kitware.com/vtk/vtk/-/merge_requests/12612)  
[https://gitlab.kitware.com/vtk/vtk/-/issues/19787](https://gitlab.kitware.com/vtk/vtk/-/issues/19787)