diff --git a/pyproject.toml b/pyproject.toml
index c9cc014aa..2d1ca65c7 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -201,3 +201,4 @@ package = "asdf"
 title_format = "{version} ({project_date})"
 ignore = [".gitkeep"]
 wrap = true
+issue_format = "`#{issue} <https://github.com/asdf-format/asdf/pull/{issue}>`_"