diff --git a/.github/workflows/pr_diff.yaml b/.github/workflows/pr_diff.yaml
index 1dd7ae9..4372575 100644
--- a/.github/workflows/pr_diff.yaml
+++ b/.github/workflows/pr_diff.yaml
@@ -39,6 +39,8 @@ jobs:
           message: |
             Running a `helm template` smoketest on this branch results in the following diff against `${{ github.base_ref }}`:
             
+            <details><summary>diff</summary><p>
             ```diff
             ${{ env.HELM_DIFF }}
             ```
+            </p></details>