diff --git a/.github/workflows/CI.yml b/.github/workflows/CI.yml
index b752bee9..8f592be6 100644
--- a/.github/workflows/CI.yml
+++ b/.github/workflows/CI.yml
@@ -10,8 +10,6 @@ jobs:
       fail-fast: false
       matrix:
         config:
-          - {toolchain: Visual Studio 15 2017, arch: Win32, server: 2016}
-          - {toolchain: Visual Studio 15 2017, arch: x64, server: 2016}
           - {toolchain: Visual Studio 16 2019, arch: Win32, server: 2019}
           - {toolchain: Visual Studio 16 2019, arch: x64, server: 2019}
           - {toolchain: Visual Studio 17 2022, arch: Win32, server: 2022}