diff --git a/.github/workflows/CI.yml b/.github/workflows/CI.yml
index c39a2bb..7ddc625 100644
--- a/.github/workflows/CI.yml
+++ b/.github/workflows/CI.yml
@@ -21,17 +21,14 @@ jobs:
       fail-fast: false
       matrix:
         version:
-          - 'lts'
+          - '1.6'
           - '1'
+          - 'pre'
         os:
           - ubuntu-latest
-          - windows-latest
         arch:
           - x64
-        include:
-          - os: macOS-latest
-            arch: aarch64
-            version: '1'
+          - x86
     steps:
       - uses: actions/checkout@v4
       - uses: julia-actions/setup-julia@v2