diff --git a/test/static/quantity_test.cpp b/test/static/quantity_test.cpp
index 4931ce74..30a74282 100644
--- a/test/static/quantity_test.cpp
+++ b/test/static/quantity_test.cpp
@@ -937,7 +937,10 @@ static_assert(is_of_type<quantity_cast<isq::distance>(1 * m), quantity<isq::dist
 static_assert(is_of_type<quantity_cast<isq::distance>(isq::length(1 * m)), quantity<isq::distance[m], int>>);
 static_assert(is_of_type<quantity_cast<kind_of<isq::length>>(isq::length(1 * m)), quantity<si::metre, int>>);
 static_assert(is_of_type<quantity_cast<kind_of<isq::length>>(isq::distance(1 * m)), quantity<si::metre, int>>);
-
+// lvalue references in quantity_cast
+inline constexpr quantity<isq::distance[m], int> to_distance(quantity<m,int> arg){
+  return quantity_cast<isq::distance>(arg);
+}
 
 // QuantityOf
 static_assert(QuantityOf<quantity<isq::length[m]>, isq::length>);