1 files changed, 3 insertions, 3 deletions
diff --git a/src/lib/dns/tests/rdata_mx_unittest.cc b/src/lib/dns/tests/rdata_mx_unittest.cc
index c4c9757a35..36814ea1d2 100644
--- a/src/lib/dns/tests/rdata_mx_unittest.cc
+++ b/src/lib/dns/tests/rdata_mx_unittest.cc
@@ -68,12 +68,12 @@ TEST_F(Rdata_MX_Test, toWireRenderer) {
 
     vector<unsigned char> data;
     UnitTestUtil::readWireData("rdata_mx_toWire1", data);
-    EXPECT_PRED_FORMAT4(UnitTestUtil::matchWireData, obuffer.getData(),
-                        obuffer.getLength(), &data[0], data.size());
+    EXPECT_PRED_FORMAT4(UnitTestUtil::matchWireData, renderer.getData(),
+                        renderer.getLength(), &data[0], data.size());
 }
 
 TEST_F(Rdata_MX_Test, toWireBuffer) {
-    renderer.writeName(Name("example.com"));
+    Name("example.com").toWire(obuffer);
     rdata_mx.toWire(obuffer);
 
     vector<unsigned char> data;