diff --git a/.github/workflows/codeql.yml b/.github/workflows/codeql.yml
index f461be1..5b24716 100644
--- a/.github/workflows/codeql.yml
+++ b/.github/workflows/codeql.yml
@@ -23,7 +23,7 @@ on:
 jobs:
   analyze:
     name: Analyze
-    runs-on: ${{ (matrix.language == "ruby" && "macos-latest") || "ubuntu-latest" }}
+    runs-on: ${{ (matrix.language == 'ruby' && 'macos-latest') || 'ubuntu-latest' }}
     permissions:
       actions: read
       contents: read