diff --git a/src/Init/Notation.lean b/src/Init/Notation.lean
index 1d4ded4699..504b1ede61 100644
--- a/src/Init/Notation.lean
+++ b/src/Init/Notation.lean
@@ -402,6 +402,7 @@ recommended_spelling "ge" for "≥" in [GE.ge, «term_≥_»]
 recommended_spelling "ge" for ">=" in [GE.ge, «term_>=_»]
 recommended_spelling "eq" for "=" in [Eq, «term_=_»]
 recommended_spelling "beq" for "==" in [BEq.beq, «term_==_»]
+recommended_spelling "heq" for "≍" in [HEq, «term_≍_»]
 
 @[inherit_doc] infixr:35 " /\\ " => And
 @[inherit_doc] infixr:35 " ∧ "   => And