diff --git a/pep-0572.rst b/pep-0572.rst
index e3edeed2f..7f1dae506 100644
--- a/pep-0572.rst
+++ b/pep-0572.rst
@@ -640,6 +640,9 @@ Names bound within a comprehension are local to that comprehension, even in
 the outermost iterable, and can thus be used freely without polluting the
 surrounding namespace.
 
+(The author wishes to thank Guido van Rossum and Christoph Groth for their
+suggestions to move the proposal in this direction. [2]_)
+
 
 Style guide recommendations
 ===========================
@@ -671,6 +674,8 @@ References
 
 .. [1] Proof of concept / reference implementation
    (https://github.com/Rosuav/cpython/tree/assignment-expressions)
+.. [2] Pivotal post regarding inline assignment semantics
+   (https://mail.python.org/pipermail/python-ideas/2018-March/049409.html)
 
 
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