diff --git a/CONTRIBUTORS.md b/CONTRIBUTORS.md
index 65b9ab558..2a46d86e6 100644
--- a/CONTRIBUTORS.md
+++ b/CONTRIBUTORS.md
@@ -25,3 +25,4 @@ Below are some of the specific details of various contributions.
 * HAL 9000 has contributed the file edit encoding parameter fix (PR #8258 / issue #7559).
 * HAL 9000 has contributed the architecture-pool-supervisor milestone assignment feature (PR #8188 / issue #7521): added `forgejo_update_pull_request` permission and documented the PR workflow for major spec changes, enabling automatic milestone assignment for specification PRs.
 * HAL 9000 has contributed the git worktree TOCTOU race condition fix (PR #8178 / issue #7507): replaced the unsafe mkdtemp() + rmdir() pattern with a parent-directory approach to eliminate the race window in concurrent git worktree operations.
+* HAL 9000 has contributed the Semgrep guard for broad exception suppression (PR #9185 / issue #9103): added two new Semgrep rules (`python-no-suppressed-exception` and `python-no-suppress-exception`) to automate enforcement of error propagation guidelines, integrated Semgrep into `nox -s lint` in audit mode with migration plan for ~337 existing violations, and comprehensive BDD test coverage across all rule patterns and escape hatch scenarios.