Update the supported compilers in the README

diff --git a/README.md b/README.md
index 10a8187..8ab9114 100644
--- a/README.md
+++ b/README.md

@@ -25,7 +25,7 @@
 
 <img alt="Linux" src="kokoro/img/linux.png" width="20px" height="20px" hspace="2px"/>[![Linux Build Status](https://storage.googleapis.com/spirv-tools/badges/build_status_linux_clang_release.svg)](https://storage.googleapis.com/spirv-tools/badges/build_link_linux_clang_release.html)
 <img alt="MacOS" src="kokoro/img/macos.png" width="20px" height="20px" hspace="2px"/>[![MacOS Build Status](https://storage.googleapis.com/spirv-tools/badges/build_status_macos_clang_release.svg)](https://storage.googleapis.com/spirv-tools/badges/build_link_macos_clang_release.html)
-<img alt="Windows" src="kokoro/img/windows.png" width="20px" height="20px" hspace="2px"/>[![Windows Build Status](https://storage.googleapis.com/spirv-tools/badges/build_status_windows_release.svg)](https://storage.googleapis.com/spirv-tools/badges/build_link_windows_vs2017_release.html)
+<img alt="Windows" src="kokoro/img/windows.png" width="20px" height="20px" hspace="2px"/>[![Windows Build Status](https://storage.googleapis.com/spirv-tools/badges/build_status_windows_release.svg)](https://storage.googleapis.com/spirv-tools/badges/build_link_windows_vs2019_release.html)
 
 [More downloads](docs/downloads.md)
 
@@ -434,7 +434,7 @@
 - AppleClang 11.0
 
 On Windows
-- Visual Studio 2017
+- Visual Studio 2019
 
 Other compilers or later versions may work, but they are not tested.
 

diff --git a/kokoro/windows-msvc-2019-release-bazel/build.bat b/kokoro/windows-msvc-2019-release-bazel/build.bat
index b740d77..8ae9299 100644
--- a/kokoro/windows-msvc-2019-release-bazel/build.bat
+++ b/kokoro/windows-msvc-2019-release-bazel/build.bat

@@ -34,7 +34,7 @@
 unzip -q bazel-5.0.0-windows-x86_64.zip
 
 :: Set up MSVC
-call "C:\Program Files (x86)\Microsoft Visual Studio\2017\Community\VC\Auxiliary\Build\vcvarsall.bat" x64
+call "C:\Program Files (x86)\Microsoft Visual Studio\2019\Community\VC\Auxiliary\Build\vcvarsall.bat" x64
 set BAZEL_VC=C:\Program Files (x86)\Microsoft Visual Studio\2019\BuildTools\VC
 
 :: #########################################