diff --git a/api/units/all-features.txt b/api/units/all-features.txt
index f084694c5..00fdd5dd6 100644
--- a/api/units/all-features.txt
+++ b/api/units/all-features.txt
@@ -1196,7 +1196,6 @@ pub fn u64::mul(self, rhs: bitcoin_units::weight::Weight) -> Self::Output
 pub macro bitcoin_units::impl_parse_str!
 pub macro bitcoin_units::impl_parse_str_from_int_infallible!
 pub macro bitcoin_units::impl_tryfrom_str!
-pub macro bitcoin_units::impl_tryfrom_str_from_int_infallible!
 pub mod bitcoin_units
 pub mod bitcoin_units::amount
 pub mod bitcoin_units::amount::serde
diff --git a/api/units/alloc-only.txt b/api/units/alloc-only.txt
index d64e17e23..679646265 100644
--- a/api/units/alloc-only.txt
+++ b/api/units/alloc-only.txt
@@ -1067,7 +1067,6 @@ pub fn u64::mul(self, rhs: bitcoin_units::weight::Weight) -> Self::Output
 pub macro bitcoin_units::impl_parse_str!
 pub macro bitcoin_units::impl_parse_str_from_int_infallible!
 pub macro bitcoin_units::impl_tryfrom_str!
-pub macro bitcoin_units::impl_tryfrom_str_from_int_infallible!
 pub mod bitcoin_units
 pub mod bitcoin_units::amount
 pub mod bitcoin_units::block
diff --git a/api/units/no-features.txt b/api/units/no-features.txt
index db86722ee..db9ed7378 100644
--- a/api/units/no-features.txt
+++ b/api/units/no-features.txt
@@ -1021,7 +1021,6 @@ pub fn u64::mul(self, rhs: bitcoin_units::weight::Weight) -> Self::Output
 pub macro bitcoin_units::impl_parse_str!
 pub macro bitcoin_units::impl_parse_str_from_int_infallible!
 pub macro bitcoin_units::impl_tryfrom_str!
-pub macro bitcoin_units::impl_tryfrom_str_from_int_infallible!
 pub mod bitcoin_units
 pub mod bitcoin_units::amount
 pub mod bitcoin_units::block
diff --git a/units/src/parse.rs b/units/src/parse.rs
index 34cbfaba3..398a87798 100644
--- a/units/src/parse.rs
+++ b/units/src/parse.rs
@@ -116,6 +116,7 @@ macro_rules! impl_parse_str_from_int_infallible {
 /// Implements `TryFrom<$from> for $to` using `parse::int`, mapping the output using infallible
 /// conversion function `fn`.
 #[macro_export]
+#[doc(hidden)]                  // Helper macro called by `impl_parse_str_from_int_infallible`.
 macro_rules! impl_tryfrom_str_from_int_infallible {
     ($($from:ty, $to:ident, $inner:ident, $fn:ident);*) => {
         $(