diff --git a/Supporters/lib/Supporters.pm b/Supporters/lib/Supporters.pm
index 8582415..90c5ab7 100644
--- a/Supporters/lib/Supporters.pm
+++ b/Supporters/lib/Supporters.pm
@@ -850,7 +850,8 @@ sub fulfillRequest($$) {
   die "fulfillRequest: donorId, \"$donorId\" not found in supporter database"
     unless $self->_verifyId($donorId);
   die "fulfillRequest: undefined who" unless defined $params->{who};
-  die "fulfillRequest: undefined requestType" unless defined $params->{requestType};
+  die "fulfillRequest: both requestType and requestTypeId undefined"
+    unless defined $params->{requestType} or defined $params->{requestTypeId};
 
   my $req = $self->getRequest($params);
   return undef if not defined $req;
diff --git a/Supporters/t/Supporters.t b/Supporters/t/Supporters.t
index 2ed99b8..d4cd390 100644
--- a/Supporters/t/Supporters.t
+++ b/Supporters/t/Supporters.t
@@ -5,7 +5,7 @@
 use strict;
 use warnings;
 
-use Test::More tests => 158;
+use Test::More tests => 160;
 use Test::Exception;
 
 use Scalar::Util qw(looks_like_number reftype);
@@ -360,6 +360,16 @@ lives_ok { $lookedUpFulfillmentId = $sp->fulfillRequest( { donorId => $drapperId
 is($lookedUpFulfillmentId, $fulfillRequestId,
      "fulfillRequest: ... but, rather, returns the same value from the previous fulfillRequest() call.");
 
+
+my $newFRID;
+lives_ok { $newFRID = $sp->fulfillRequest( { donorId => $drapperId,
+                                            requestTypeId => $tShirt0RequestTypeId, who => 'john',
+                                                    how => "mailed" }); }
+     "fulfillRequest: succeeds for existing request, using requestTypeId";
+
+ok( (defined $newFRID and looks_like_number($newFRID) and $newFRID > 0 and ($newFRID != $fulfillRequestId)),
+    "fulfillRequest: id returned on successful fulfillRequest() is a number and is not the one returned by previous");
+
 =item getRequest
 
 =cut