diff --git a/zip-0032.rst b/zip-0032.rst
index fb574906..1c0093ee 100644
--- a/zip-0032.rst
+++ b/zip-0032.rst
@@ -84,6 +84,9 @@ Most of the notation and functions used in this ZIP are defined in the Sapling p
 - ToScalar(*x*) := LEOS2IP\ :sub:`512`\ (*x*) (mod *r*\ :sub:`J`\ ), where *r*\ :sub:`J` \ is the order
   of the Jubjub large prime subgroup.
 
+- DiversifyHash(*d*) maps a diversifier *d* to a base point on the Jubjub elliptic curve, or to ⊥ if the
+  diversifier is invalid. It is instantiated in [#sapling-spec]_ section 5.4.1.6.
+
 The following algorithm standardized in [#NIST-SP-800-38G]_ is used:
 
 - FF1-AES256.Encrypt(*key*, *tweak*, *x*) refers to the FF1 encryption algorithm using AES with a