diff --git a/.github/workflows/Downgrade.yml b/.github/workflows/Downgrade.yml
index 06d9b7f..eae8ff3 100644
--- a/.github/workflows/Downgrade.yml
+++ b/.github/workflows/Downgrade.yml
@@ -20,7 +20,7 @@ jobs:
     runs-on: ubuntu-latest
     strategy:
       matrix:
-        version: ['1']
+        version: ['1.9', '1.10']
     steps:
       - uses: actions/checkout@v4
       - uses: julia-actions/setup-julia@latest