diff --git a/dev-requirements.txt b/dev-requirements.txt
index 4bc1bde99..6ebc8ba7c 100644
--- a/dev-requirements.txt
+++ b/dev-requirements.txt
@@ -10,6 +10,7 @@ sphinx-autodoc-typehints
 pytest!=5.2.3
 pytest-cov>=2.8
 readme-renderer~=24.0
+bleach==4.1.0 # transient dependency for readme-renderer
 grpcio-tools==1.29.0
 mypy-protobuf>=1.23
 protobuf>=3.13.0