diff --git a/src/core/include/mp-units/bits/quantity_point_concepts.h b/src/core/include/mp-units/bits/quantity_point_concepts.h
index 3f89b510..5aa1257d 100644
--- a/src/core/include/mp-units/bits/quantity_point_concepts.h
+++ b/src/core/include/mp-units/bits/quantity_point_concepts.h
@@ -110,6 +110,10 @@ template<Reference auto R, PointOriginFor<get_quantity_spec(R)> auto PO,
          RepresentationOf<get_quantity_spec(R).character> Rep>
 class quantity_point;
 
+template<PointOrigin auto PO, Quantity Q>
+  requires ReferenceOf<std::remove_const_t<decltype(Q::reference)>, PO.quantity_spec>
+[[nodiscard]] constexpr quantity_point<Q::reference, PO, typename Q::rep> make_quantity_point(Q&& q);
+
 namespace detail {
 
 template<auto R, auto PO, typename Rep>
diff --git a/src/core/include/mp-units/quantity_point.h b/src/core/include/mp-units/quantity_point.h
index 810e2b28..23dfaebc 100644
--- a/src/core/include/mp-units/quantity_point.h
+++ b/src/core/include/mp-units/quantity_point.h
@@ -29,10 +29,6 @@
 
 namespace mp_units {
 
-template<PointOrigin auto PO, Quantity Q>
-  requires ReferenceOf<std::remove_const_t<decltype(Q::reference)>, PO.quantity_spec>
-[[nodiscard]] constexpr quantity_point<Q::reference, PO, typename Q::rep> make_quantity_point(Q&& q);
-
 template<QuantitySpec auto QS>
 struct absolute_point_origin {
   static constexpr QuantitySpec auto quantity_spec = QS;