diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index 4ed8d1a..6844d16 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -15,7 +15,7 @@ jobs:
     strategy:
       matrix:
         os: [ ubuntu-latest ]
-        go: [ 1.20 ]
+        go: [ "1.20" ]
     name: ${{ matrix.os }} @ Go ${{ matrix.go }}
     runs-on: ${{ matrix.os }}
     steps: