diff --git a/Doc/whatsnew/3.10.rst b/Doc/whatsnew/3.10.rst
index db89b2934fc574..21cc56ec7a8ba7 100644
--- a/Doc/whatsnew/3.10.rst
+++ b/Doc/whatsnew/3.10.rst
@@ -2301,3 +2301,6 @@ Removed
   These functions were undocumented, excluded from the limited C API, and were
   only used internally by the compiler.
   (Contributed by Victor Stinner in :issue:`43244`.)
+
+* The ``PyThreadState.use_tracing`` member has been removed to optimize Python.
+  (Contributed by Mark Shannon in :issue:`43760`.)