diff --git a/doc/manual/rl-next/better-attrpath-errors.md b/doc/manual/rl-next/better-attrpath-errors.md
index e8c7d9a96..d9c142939 100644
--- a/doc/manual/rl-next/better-attrpath-errors.md
+++ b/doc/manual/rl-next/better-attrpath-errors.md
@@ -1,6 +1,6 @@
 ---
 synopsis: "Trace which part of a `foo.bar.baz` expression errors"
-cls: 1505, 1506
+cls: [1505, 1506]
 credits: Qyriad
 category: Improvements
 ---
diff --git a/maintainers/build-release-notes.py b/maintainers/build-release-notes.py
index 97985b970..69990e6ef 100644
--- a/maintainers/build-release-notes.py
+++ b/maintainers/build-release-notes.py
@@ -106,7 +106,7 @@ def do_category(author_info: AuthorInfoDB, entries: list[Tuple[pathlib.Path, Any
             links = []
             links += [format_issue(str(s)) for s in listify(entry.metadata.get('issues', []))]
             links += [format_pr(str(s)) for s in listify(entry.metadata.get('prs', []))]
-            links += [format_cl(cl) for cl in listify(entry.metadata.get('cls', []))]
+            links += [format_cl(int(cl)) for cl in listify(entry.metadata.get('cls', []))]
             if links != []:
                 header += " " + " ".join(links)
             if header:
@@ -129,7 +129,7 @@ def run_on_dir(author_info: AuthorInfoDB, d):
     entries = defaultdict(list)
     for p in paths:
         try:
-            e = frontmatter.load(p)
+            e = frontmatter.load(p) # type: ignore
             if 'synopsis' not in e.metadata:
                 raise Exception('missing synopsis')
             unknownKeys = set(e.metadata.keys()) - set(KNOWN_KEYS)