diff --git a/test/test_sacn.cpp b/test/test_sacn.cpp
index 0b66b1a..852679b 100644
--- a/test/test_sacn.cpp
+++ b/test/test_sacn.cpp
@@ -90,9 +90,9 @@ class sACNdataTest
 TEST_F(sACNdataTest, stream_in) {
   // random CID
   auto cid = UUID::uuid();
-//  cid.uuid4();
-//  for (int i = 0; i < UUID_LENGTH; i++ )
-//    e131_data[22+i] = cid.bytes()[i];
+  cid.uuid4();
+  for (int i = 0; i < UUID_LENGTH ; i++)
+    e131_data[22+i] = cid.bytes()[i];
 
   // source description
   auto desc = std::string("test suite's really long name that is exactly 64 characters lng");
@@ -127,7 +127,7 @@ TEST_F(sACNdataTest, stream_in) {
   auto source = universe->source();
   ASSERT_TRUE(source) << "stream failure";
 
-  EXPECT_EQ(source->CID().hex(), cid.hex()) << "UUID mismatch";
+  EXPECT_EQ(source->CID(), cid) << "UUID mismatch";
   EXPECT_EQ(source->description(), desc) << "Source Description mismatch";
   EXPECT_EQ(source->universe(), univ) << "universe number mismatch";
   EXPECT_EQ(source->priority(), priority) << "priority mismatch";