diff --git a/CONTRIBUTING.md b/CONTRIBUTING.md
index fd71b64d1d..cfa579a64d 100644
--- a/CONTRIBUTING.md
+++ b/CONTRIBUTING.md
@@ -14,9 +14,9 @@ If you're looking for a place to start, we recommend implementing a new lint rul
 pattern-match against the examples in the existing codebase. Many lint rules are inspired by
 existing Python plugins, which can be used as a reference implementation.
 
-As a concrete example: consider taking on one of the rules in [`flake8-simplify`](https://github.com/charliermarsh/ruff/issues/998),
-and looking to the originating [Python source](https://github.com/MartinThoma/flake8-simplify) for
-guidance.
+As a concrete example: consider taking on one of the rules from the [`tryceratops`](https://github.com/charliermarsh/ruff/issues/2056)
+plugin, and looking to the originating [Python source](https://github.com/guilatrova/tryceratops)
+for guidance.
 
 ### Prerequisites