diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index ffdce9e..cd95fab 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -14,7 +14,7 @@ jobs:
     runs-on: ${{ matrix.os }}
     strategy:
       matrix:
-        julia-version: ['nightly', 'latest', '1.0']
+        julia-version: ['nightly', '1', '1.9', '1.0']
         julia-arch: [x64]
         os: [ubuntu-latest, windows-latest, macOS-latest]