diff --git a/.github/workflows/testing.yaml b/.github/workflows/testing.yaml
index 81a2dd70..0f25b1db 100644
--- a/.github/workflows/testing.yaml
+++ b/.github/workflows/testing.yaml
@@ -110,7 +110,7 @@ jobs:
           comment_title: Unit Test Statistics
           hide_comments: all but latest
           comment_on_pr: true
-          files: **/*.xml
+          files: '**/*.xml'
           report_individual_runs: true
           deduplicate_classes_by_file_name: false