diff --git a/src/drc/drc/built-in-macros/_drc_layer.rb b/src/drc/drc/built-in-macros/_drc_layer.rb
index 44466da10..7bb79f054 100644
--- a/src/drc/drc/built-in-macros/_drc_layer.rb
+++ b/src/drc/drc/built-in-macros/_drc_layer.rb
@@ -1714,7 +1714,7 @@ CODE
           dbu_trans = RBA::VCplxTrans::new(1.0 / @engine.dbu)
 
           @engine.run_timed("\\"#{f}\\" in: " + @engine.src_line, self.data) do
-            self.data.send(new_data.is_a?(RBA::EdgePairs) ? :each : :each_merged) do |object| 
+            self.data.send(self.data.is_a?(RBA::EdgePairs) ? :each : :each_merged) do |object| 
               insert_object_into(new_data, block.call(object.transformed(t)), dbu_trans)
             end
             new_data
diff --git a/testdata/drc/drcSimpleTests_2.drc b/testdata/drc/drcSimpleTests_2.drc
index 8973ec5b1..e32bffc1e 100644
--- a/testdata/drc/drcSimpleTests_2.drc
+++ b/testdata/drc/drcSimpleTests_2.drc
@@ -105,8 +105,10 @@ a1.edges.collect_to_region { |p| p.length < 0.8 && p.bbox.enlarged(0.1, 0.1) }.o
 a1.edges.collect_to_region { |p| p.length < 0.8 && p.bbox.transformed(RBA::VCplxTrans::new(1000.0)).enlarged(100, 100) }.output(1123, 0)
 
 # edge pair collect
-a1.width(1.5).collect { |p| p.transformed(RBA::VCplxTrans::new(1000.0)) }.output(1120, 0)
-a1.width(1.5).collect_to_edge_pairs { |p| p.transformed(RBA::VCplxTrans::new(1000.0)) }.output(1121, 0)
+a1.width(1.5).collect { |p| p.transformed(RBA::VCplxTrans::new(1000.0)) }.output(1130, 0)
+a1.width(1.5).collect_to_edge_pairs { |p| p.transformed(RBA::VCplxTrans::new(1000.0)) }.output(1131, 0)
+a1.width(1.5).collect_to_edges { |p| p.transformed(RBA::VCplxTrans::new(1000.0)).first }.output(1132, 0)
+a1.width(1.5).collect_to_region { |p| p.polygon(0.0).transformed(RBA::VCplxTrans::new(1000.0)) }.output(1133, 0)
 
 expect_count(a1.edges, 9, 9, "a1.edges")
 expect_count(a1.width(1.5), 5, 5, "a1.width(1.5)")