diff --git a/.github/workflows/pr.yaml b/.github/workflows/pr.yaml
index f0d5edc6c48..05609953182 100644
--- a/.github/workflows/pr.yaml
+++ b/.github/workflows/pr.yaml
@@ -74,9 +74,9 @@ jobs:
           - '!.github/**'
       transform_expr: |
         {
-          "test_cpp": .cpp_any_changed == "true",
-          "test_notebooks": .notebooks_any_changed == "true",
-          "test_python": .python_any_changed == "true",
+          "test_cpp": (.cpp_any_changed == "true"),
+          "test_notebooks": (.notebooks_any_changed == "true"),
+          "test_python": (.python_any_changed == "true"),
         }
   checks:
     secrets: inherit