diff --git a/test-requirements.txt b/test-requirements.txt
index f5beeb8bbfce..f7d37058e544 100644
--- a/test-requirements.txt
+++ b/test-requirements.txt
@@ -9,6 +9,7 @@ pre-commit
 pre-commit-hooks==4.4.0
 psutil>=4.0
 # pytest 6.2.3 does not support Python 3.10
+# TODO: fix use of removed private APIs so we can use the latest pytest
 pytest>=6.2.4,<7.4.0
 pytest-xdist>=1.34.0
 pytest-cov>=2.10.0