diff --git a/src/core.c/native_array.pm6 b/src/core.c/native_array.pm6
index 7b427f331b3..62434903937 100644
--- a/src/core.c/native_array.pm6
+++ b/src/core.c/native_array.pm6
@@ -98,7 +98,7 @@ my class array does Iterable does Positional {
 
     role strarray[::T] does Positional[T] is array_type(T) {
 #- start of generated part of strarray role -----------------------------------
-#- Generated on 2022-02-19T17:20:15+01:00 by ./tools/build/makeNATIVE_ARRAY.raku
+#- Generated on 2022-02-20T13:32:29+01:00 by ./tools/build/makeNATIVE_ARRAY.raku
 #- PLEASE DON'T CHANGE ANYTHING BELOW THIS LINE
 
         multi method grep(strarray:D: Str:D $needle, :$k, :$kv, :$p, :$v --> Seq:D) {
@@ -717,7 +717,7 @@ my class array does Iterable does Positional {
 
     role intarray[::T] does Positional[T] is array_type(T) {
 #- start of generated part of intarray role -----------------------------------
-#- Generated on 2022-02-19T17:20:15+01:00 by ./tools/build/makeNATIVE_ARRAY.raku
+#- Generated on 2022-02-20T13:32:29+01:00 by ./tools/build/makeNATIVE_ARRAY.raku
 #- PLEASE DON'T CHANGE ANYTHING BELOW THIS LINE
 
         multi method grep(intarray:D: Int:D $needle, :$k, :$kv, :$p, :$v --> Seq:D) {
@@ -1378,7 +1378,7 @@ my class array does Iterable does Positional {
 
     role uintarray[::T] does Positional[T] is array_type(T) {
 #- start of generated part of uintarray role -----------------------------------
-#- Generated on 2022-02-19T17:20:15+01:00 by ./tools/build/makeNATIVE_ARRAY.raku
+#- Generated on 2022-02-20T13:32:29+01:00 by ./tools/build/makeNATIVE_ARRAY.raku
 #- PLEASE DON'T CHANGE ANYTHING BELOW THIS LINE
 
         multi method grep(uintarray:D: Int:D $needle, :$k, :$kv, :$p, :$v --> Seq:D) {
@@ -2039,7 +2039,7 @@ my class array does Iterable does Positional {
 
     role numarray[::T] does Positional[T] is array_type(T) {
 #- start of generated part of numarray role -----------------------------------
-#- Generated on 2022-02-19T17:20:15+01:00 by ./tools/build/makeNATIVE_ARRAY.raku
+#- Generated on 2022-02-20T13:32:29+01:00 by ./tools/build/makeNATIVE_ARRAY.raku
 #- PLEASE DON'T CHANGE ANYTHING BELOW THIS LINE
 
         multi method grep(numarray:D: Num:D $needle, :$k, :$kv, :$p, :$v --> Seq:D) {
@@ -2121,7 +2121,7 @@ my class array does Iterable does Positional {
               nqp::unless(
                 nqp::existskey(
                   $seen,
-                  (my str $key = (
+                  (my str $key = nqp::coerce_ns(
                     my num $value = nqp::atpos_n(self,$i)
                   ))
                 ),
@@ -2146,7 +2146,7 @@ my class array does Iterable does Positional {
               nqp::if(
                 nqp::existskey(
                   $seen,
-                  (my str $key = (
+                  (my str $key = nqp::coerce_ns(
                     my num $value = nqp::atpos_n(self,$i)
                   ))
                 ),
diff --git a/tools/build/makeNATIVE_ARRAY.raku b/tools/build/makeNATIVE_ARRAY.raku
index 3ae976313c4..1b190282d0d 100755
--- a/tools/build/makeNATIVE_ARRAY.raku
+++ b/tools/build/makeNATIVE_ARRAY.raku
@@ -30,7 +30,7 @@ my %type_mapper = (
            :value<int>,
            :Value<Int>,
          ).Map,
-  num => ( :coerce(''),
+  num => ( :coerce('nqp::coerce_ns'),
            :iseq_postfix<n>,
            :postfix<n>,
            :list_postfix<n>,