diff --git a/tests/unit-tests/ca-sqlite.t.cpp b/tests/unit-tests/ca-sqlite.t.cpp
index a2c0542..e780dde 100644
--- a/tests/unit-tests/ca-sqlite.t.cpp
+++ b/tests/unit-tests/ca-sqlite.t.cpp
@@ -25,6 +25,8 @@
 namespace ndncert {
 namespace tests {
 
+using namespace ca;
+
 BOOST_FIXTURE_TEST_SUITE(TestCaSqlite, DatabaseFixture)
 
 BOOST_AUTO_TEST_CASE(RequestOperations)
@@ -37,7 +39,7 @@
 
   // add operation
   RequestID requestId = {1,2,3,4,5,6,7,8};
-  CaState request1(Name("/ndn/site1"), requestId, RequestType::NEW, Status::BEFORE_CHALLENGE, cert1, makeStringBlock(ndn::tlv::ContentType_Key, "PretendItIsAKey"));
+  RequestState request1(Name("/ndn/site1"), requestId, RequestType::NEW, Status::BEFORE_CHALLENGE, cert1, makeStringBlock(ndn::tlv::ContentType_Key, "PretendItIsAKey"));
   storage.addRequest(request1);
 
   // get operation
@@ -50,7 +52,7 @@
   // update operation
   JsonSection json;
   json.put("test", "4567");
-  CaState request2(Name("/ndn/site1"), requestId, RequestType::NEW, Status::CHALLENGE, cert1,
+  RequestState request2(Name("/ndn/site1"), requestId, RequestType::NEW, Status::CHALLENGE, cert1,
                    "email", "test", time::system_clock::now(), 3, time::seconds(3600),
                   std::move(json), makeEmptyBlock(ndn::tlv::ContentType_Key), 0);
   storage.updateRequest(request2);
@@ -63,7 +65,7 @@
   auto key2 = identity2.getDefaultKey();
   auto cert2 = key2.getDefaultCertificate();
   RequestID requestId2 = {8,7,6,5,4,3,2,1};
-  CaState request3(Name("/ndn/site2"), requestId2, RequestType::NEW, Status::BEFORE_CHALLENGE, cert2, makeStringBlock(ndn::tlv::ContentType_Key, "PretendItIsAKey"));
+  RequestState request3(Name("/ndn/site2"), requestId2, RequestType::NEW, Status::BEFORE_CHALLENGE, cert2, makeStringBlock(ndn::tlv::ContentType_Key, "PretendItIsAKey"));
   storage.addRequest(request3);
 
   // list operation
@@ -89,7 +91,7 @@
 
     // add operation
     RequestID requestId = {1,2,3,4,5,6,7,8};
-    CaState request1(Name("/ndn/site1"),requestId, RequestType::NEW, Status::BEFORE_CHALLENGE, cert1, makeEmptyBlock(ndn::tlv::ContentType_Key));
+    RequestState request1(Name("/ndn/site1"),requestId, 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);