diff --git a/pyproject.toml b/pyproject.toml
index aacf8649add35..d6828159d443e 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -433,6 +433,9 @@ filterwarnings = [
   "error::pytest.PytestUnraisableExceptionWarning",
   "ignore:.*ssl.SSLSocket:pytest.PytestUnraisableExceptionWarning",
   "ignore:.*ssl.SSLSocket:ResourceWarning",
+  # GH 44844: Can remove once minimum matplotlib version >= 3.7
+  "ignore:.*FileIO:pytest.PytestUnraisableExceptionWarning",
+  "ignore:.*BufferedRandom:ResourceWarning",
   "ignore::ResourceWarning:asyncio",
   # From plotting doctests
   "ignore:More than 20 figures have been opened:RuntimeWarning",