diff --git a/changelog.d/18432.misc b/changelog.d/18432.misc
new file mode 100644
index 0000000000..b7a237cc20
--- /dev/null
+++ b/changelog.d/18432.misc
@@ -0,0 +1 @@
+Update `pyproject.toml` to remove deprecated keys.
\ No newline at end of file