diff --git a/CONTRIBUTING.rst b/CONTRIBUTING.rst
index 3773d15a..1a7cefa8 100644
--- a/CONTRIBUTING.rst
+++ b/CONTRIBUTING.rst
@@ -218,7 +218,7 @@ generate a report.
 
 Open ``htmlcov/index.html`` in your browser to explore the report.
 
-Read more about `coverage <https://coverage.readthedocs.io>`__.
+Read more about `coverage <https://coverage.readthedocs.io/en/6.6.0b1/>`__.
 
 
 Building the docs