diff --git a/.github/workflows/UnitTest.yml b/.github/workflows/UnitTest.yml
index e02a962..0fa36f5 100644
--- a/.github/workflows/UnitTest.yml
+++ b/.github/workflows/UnitTest.yml
@@ -30,8 +30,9 @@ jobs:
       # https://github.com/actions/toolkit/issues/399
       fail-fast: false
       matrix:
-        julia-version: ['min', 'lts', '1', 'pre']
+        julia-version: ['1.0', 'lts', '1', 'pre']
         os: [ubuntu-latest, windows-latest, macOS-latest]
+        julia-arch: [x64]
         # only test one 32-bit job
         include:
           - os: ubuntu-latest
@@ -41,6 +42,9 @@ jobs:
     steps:
       - uses: actions/checkout@v6
       - uses: julia-actions/setup-julia@v2
+        with:
+          version: ${{ matrix.julia-version }}
+          arch: ${{ matrix.julia-arch }}
       - uses: julia-actions/cache@v2
       - name: "Unit Test"
         uses: julia-actions/julia-runtest@v1