diff --git a/.github/scripts/python/view-pull-request/__main__.py b/.github/scripts/python/view-pull-request/__main__.py
index 3159a24b..c8669111 100644
--- a/.github/scripts/python/view-pull-request/__main__.py
+++ b/.github/scripts/python/view-pull-request/__main__.py
@@ -78,7 +78,8 @@ def validate_reviews(pull_request: PullRequest, state: t.Optional[str] = None):
     reviews.sort(key=lambda review: review["submittedAt"])
 
     if state is not None:
-        assert len(reviews) >= 1 and reviews[-1]["state"] == state, (
+        assert reviews, "The pull request has not been reviewed."
+        assert reviews[-1]["state"] == state, (
             "The latest review is not in the expected state."
             f' Latest: "{reviews[-1]["state"]}". Expected: "{state}".'
         )