diff --git a/utest/unit.test.cpp b/utest/unit.test.cpp
index 33b6355b..6fb5041a 100644
--- a/utest/unit.test.cpp
+++ b/utest/unit.test.cpp
@@ -552,7 +552,7 @@ namespace xo {
 
             {
                 constexpr natural_unit<int64_t> v
-                    = (nu_maker<int64_t>::make_bpu_array
+                    = (nu_maker<int64_t>::make_nu
                        (bpu<int64_t>(dim::mass, scalefactor_ratio_type(1000, 1), power_ratio_type(1, 1))));
 
                 static_assert(v.n_bpu() == 1);
@@ -560,7 +560,7 @@ namespace xo {
 
             {
                 constexpr natural_unit<int64_t> v
-                    = (nu_maker<int64_t>::make_bpu_array
+                    = (nu_maker<int64_t>::make_nu
                        (bpu<int64_t>(dim::distance, scalefactor_ratio_type(1, 1000), power_ratio_type(2, 1)),
                         bpu<int64_t>(dim::mass, scalefactor_ratio_type(1, 1000), power_ratio_type(-1, 1))));
 
@@ -582,7 +582,7 @@ namespace xo {
 
             {
                 constexpr natural_unit<int64_t> v
-                    = (nu_maker<int64_t>::make_bpu_array
+                    = (nu_maker<int64_t>::make_nu
                        (bpu<int64_t>(dim::distance, scalefactor_ratio_type(1, 1000), power_ratio_type(2, 1)),
                         bpu<int64_t>(dim::mass, scalefactor_ratio_type(1, 1000), power_ratio_type(-1, 1))));
 
@@ -629,7 +629,7 @@ namespace xo {
 
             {
                 constexpr natural_unit<int64_t> v
-                    = (nu_maker<int64_t>::make_bpu_array
+                    = (nu_maker<int64_t>::make_nu
                        (bpu<int64_t>(dim::distance, scalefactor_ratio_type(1, 1000), power_ratio_type(2, 1)),
                         bpu<int64_t>(dim::time, scalefactor_ratio_type(30*24*3600, 1), power_ratio_type(-1, 2))));
 
@@ -673,7 +673,7 @@ namespace xo {
 
             {
                 constexpr natural_unit<int64_t> v
-                    = (nu_maker<int64_t>::make_bpu_array
+                    = (nu_maker<int64_t>::make_nu
                        (bpu<int64_t>(dim::distance, scalefactor_ratio_type(1, 1000), power_ratio_type(2, 1)),
                         bpu<int64_t>(dim::mass, scalefactor_ratio_type(1, 1000), power_ratio_type(-1, 1))));
 
@@ -717,14 +717,14 @@ namespace xo {
 
             {
                 constexpr natural_unit<int64_t> v
-                    = (nu_maker<int64_t>::make_bpu_array
+                    = (nu_maker<int64_t>::make_nu
                        (bpu<int64_t>(dim::distance, scalefactor_ratio_type(1, 1000), power_ratio_type(2, 1)),
                         bpu<int64_t>(dim::mass, scalefactor_ratio_type(1, 1000), power_ratio_type(-1, 1))));
 
                 static_assert(v.n_bpu() == 2);
 
                 constexpr natural_unit<int64_t> w
-                    = (nu_maker<int64_t>::make_bpu_array
+                    = (nu_maker<int64_t>::make_nu
                        (bpu<int64_t>(dim::time, scalefactor_ratio_type(30*24*3600, 1), power_ratio_type(-1, 2))));
 
                 static_assert(w.n_bpu() == 1);
@@ -764,7 +764,7 @@ namespace xo {
 
             {
                 constexpr natural_unit<int64_t> v
-                    = (nu_maker<int64_t>::make_bpu_array
+                    = (nu_maker<int64_t>::make_nu
                        (bpu<int64_t>(dim::distance, scalefactor_ratio_type(1, 1000), power_ratio_type(2, 1)),
                         bpu<int64_t>(dim::mass, scalefactor_ratio_type(1, 1000), power_ratio_type(-1, 1))));
 
@@ -791,7 +791,7 @@ namespace xo {
 
             {
                 constexpr natural_unit<int64_t> v
-                    = (nu_maker<int64_t>::make_bpu_array
+                    = (nu_maker<int64_t>::make_nu
                        (bpu<int64_t>(dim::distance, scalefactor_ratio_type(1000, 1), power_ratio_type(2, 1))));
 
                 static_assert(v.n_bpu() == 1);
@@ -817,7 +817,7 @@ namespace xo {
 
             {
                 constexpr natural_unit<int64_t> v
-                    = (nu_maker<int64_t>::make_bpu_array
+                    = (nu_maker<int64_t>::make_nu
                        (bpu<int64_t>(dim::mass, scalefactor_ratio_type(1000, 1), power_ratio_type(1, 1)),
                         bpu<int64_t>(dim::distance, scalefactor_ratio_type(1, 1), power_ratio_type(1, 1)),
                         bpu<int64_t>(dim::time, scalefactor_ratio_type(1, 1), power_ratio_type(-2, 1))));
@@ -845,7 +845,7 @@ namespace xo {
 
             {
                 constexpr natural_unit<int64_t> v
-                    = (nu_maker<int64_t>::make_bpu_array
+                    = (nu_maker<int64_t>::make_nu
                        (bpu<int64_t>(dim::mass, scalefactor_ratio_type(1000, 1), power_ratio_type(1, 1)),
                         bpu<int64_t>(dim::distance, scalefactor_ratio_type(1, 1), power_ratio_type(1, 1))));
 
@@ -871,7 +871,7 @@ namespace xo {
 
                 {
                     constexpr natural_unit<int64_t> w
-                        = (nu_maker<int64_t>::make_bpu_array
+                        = (nu_maker<int64_t>::make_nu
                            (bpu<int64_t>(dim::mass, scalefactor_ratio_type(1000, 1), power_ratio_type(1, 1))));
 
                     static_assert(w.n_bpu() == 1);
@@ -889,7 +889,7 @@ namespace xo {
 
                 {
                     constexpr natural_unit<int64_t> w
-                        = (nu_maker<int64_t>::make_bpu_array
+                        = (nu_maker<int64_t>::make_nu
                            (bpu<int64_t>(dim::time, scalefactor_ratio_type(1, 1), power_ratio_type(1, 1))));
 
                     static_assert(w.n_bpu() == 1);