diff --git a/tests/unit-tests/ca-sqlite.t.cpp b/tests/unit-tests/ca-sqlite.t.cpp
index 8e81a56..56c7501 100644
--- a/tests/unit-tests/ca-sqlite.t.cpp
+++ b/tests/unit-tests/ca-sqlite.t.cpp
@@ -36,7 +36,7 @@
   auto cert1 = key1.getDefaultCertificate();
 
   // add operation
-  CaState request1(Name("/ndn/site1"), "123", RequestType::NEW, Status::BEFORE_CHALLENGE, cert1, makeStringBlock(tlv::ContentType_Key, "PretendItIsAKey"));
+  CaState request1(Name("/ndn/site1"), "123", RequestType::NEW, Status::BEFORE_CHALLENGE, cert1, makeStringBlock(ndn::tlv::ContentType_Key, "PretendItIsAKey"));
   storage.addRequest(request1);
 
   // get operation
@@ -50,7 +50,7 @@
   JsonSection json;
   json.put("test", "4567");
   CaState request2(Name("/ndn/site1"), "123", RequestType::NEW, Status::CHALLENGE, cert1,
-                   "email", "test", time::system_clock::now(), 3, time::seconds(3600), std::move(json), makeEmptyBlock(tlv::ContentType_Key));
+                   "email", "test", time::system_clock::now(), 3, time::seconds(3600), std::move(json), makeEmptyBlock(ndn::tlv::ContentType_Key));
   storage.updateRequest(request2);
   result = storage.getRequest("123");
   BOOST_CHECK_EQUAL(request2.m_cert, result.m_cert);
@@ -60,7 +60,7 @@
   auto identity2 = addIdentity(Name("/ndn/site2"));
   auto key2 = identity2.getDefaultKey();
   auto cert2 = key2.getDefaultCertificate();
-  CaState request3(Name("/ndn/site2"), "456", RequestType::NEW, Status::BEFORE_CHALLENGE, cert2, makeStringBlock(tlv::ContentType_Key, "PretendItIsAKey"));
+  CaState request3(Name("/ndn/site2"), "456", RequestType::NEW, Status::BEFORE_CHALLENGE, cert2, makeStringBlock(ndn::tlv::ContentType_Key, "PretendItIsAKey"));
   storage.addRequest(request3);
 
   // list operation
@@ -85,7 +85,7 @@
     auto cert1 = key1.getDefaultCertificate();
 
     // add operation
-    CaState request1(Name("/ndn/site1"), "123", RequestType::NEW, Status::BEFORE_CHALLENGE, cert1, makeEmptyBlock(tlv::ContentType_Key));
+    CaState request1(Name("/ndn/site1"), "123", RequestType::NEW, Status::BEFORE_CHALLENGE, cert1, makeEmptyBlock(ndn::tlv::ContentType_Key));
     BOOST_CHECK_NO_THROW(storage.addRequest(request1));
     // add again
     BOOST_CHECK_THROW(storage.addRequest(request1), std::runtime_error);