diff --git a/.github/workflows/build-test.yml b/.github/workflows/build-test.yml
index 1b92b033..a809dfdc 100644
--- a/.github/workflows/build-test.yml
+++ b/.github/workflows/build-test.yml
@@ -59,7 +59,7 @@ jobs:
     with:
       project_name: ${{ needs.prepare-environment.outputs.project_name }}
       project_version: ${{ needs.prepare-environment.outputs.project_version }}
-      test_python_version: 3.13
+      test_python_versions: "['3.11', '3.12', '3.13']" # This needs to be a stringified JSON array
     secrets: inherit
 
   package: