diff --git a/.github/workflows/publish.yml b/.github/workflows/publish.yml
index c97bc48..c519b12 100644
--- a/.github/workflows/publish.yml
+++ b/.github/workflows/publish.yml
@@ -10,7 +10,7 @@ jobs:
     strategy:
       matrix:
         os: [ubuntu-latest, macos-latest]
-        python: [3.8, 3.9, 3.10, 3.11]
+        python: ["3.8", "3.9", "3.10", "3.11"]
 
     runs-on: ${{ matrix.os }}
     environment: "Publish wheels"