diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index 5cde6e15..b280dfb1 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -11,7 +11,7 @@ jobs:
     runs-on: ubuntu-latest
     strategy:
       matrix:
-        node-version: 20
+        node-version: ["20"]
     steps:
       - uses: actions/checkout@b56e6a3d768b11aef1d4c73977caf6413c0d74c8 # v3.2.0
         with: