diff --git a/tests/unit-tests/ca-memory.t.cpp b/tests/unit-tests/ca-memory.t.cpp
index 452937e..490e517 100644
--- a/tests/unit-tests/ca-memory.t.cpp
+++ b/tests/unit-tests/ca-memory.t.cpp
@@ -95,7 +95,7 @@
   json.put("code", "1234");
 
   // update operation
-  CertificateRequest request2(Name("/ndn/site1"), "123", RequestType::NEW, Status::CHALLENGE, CHALLENGE_STATUS_SUCCESS,
+  CertificateRequest request2(Name("/ndn/site1"), "123", RequestType::NEW, Status::CHALLENGE, "test",
                               "Email", time::toIsoString(time::system_clock::now()), 3600, 3, json, cert1);
   storage.updateRequest(request2);
   result = storage.getRequest("123");
diff --git a/tests/unit-tests/ca-module.t.cpp b/tests/unit-tests/ca-module.t.cpp
index 7a7d3dd..4f1f1bf 100644
--- a/tests/unit-tests/ca-module.t.cpp
+++ b/tests/unit-tests/ca-module.t.cpp
@@ -49,49 +49,6 @@
   BOOST_CHECK_EQUAL(ca.m_interestFilterHandles.size(), 5);  // onInfo, onProbe, onNew, onChallenge, onRevoke
 }
 
-BOOST_AUTO_TEST_CASE(HandleProbe)
-{
-  auto identity = addIdentity(Name("/ndn"));
-  auto key = identity.getDefaultKey();
-  auto cert = key.getDefaultCertificate();
-
-  util::DummyClientFace face(io, m_keyChain, {true, true});
-  CaModule ca(face, m_keyChain, "tests/unit-tests/ca.conf.test", "ca-storage-memory");
-  ca.setNameAssignmentFunction([&](const std::vector<std::tuple<std::string, std::string>>) -> std::vector<std::string> {
-    std::vector<std::string> result;
-    result.push_back("example");
-    return result;
-  });
-  advanceClocks(time::milliseconds(20), 60);
-
-  Interest interest("/ndn/CA/PROBE");
-  interest.setCanBePrefix(false);
-
-  Block paramTLV = makeEmptyBlock(tlv::ApplicationParameters);
-  paramTLV.push_back(makeStringBlock(tlv_parameter_key, JSON_CLIENT_PROBE_INFO));
-  paramTLV.push_back(makeStringBlock(tlv_parameter_value, "zhiyi"));
-  paramTLV.encode();
-
-  interest.setApplicationParameters(paramTLV);
-
-  int count = 0;
-  face.onSendData.connect([&](const Data& response) {
-    count++;
-    BOOST_CHECK(security::verifySignature(response, cert));
-    Block contentBlock = response.getContent();
-    contentBlock.parse();
-    Block probeResponse = contentBlock.get(tlv_probe_response);
-    probeResponse.parse();
-    Name caName;
-    caName.wireDecode(probeResponse.get(tlv::Name));
-    BOOST_CHECK_EQUAL(caName, "/ndn/example");
-  });
-  face.receive(interest);
-
-  advanceClocks(time::milliseconds(20), 60);
-  BOOST_CHECK_EQUAL(count, 1);
-}
-
 BOOST_AUTO_TEST_CASE(HandleInfo)
 {
   auto identity = addIdentity(Name("/ndn"));
@@ -123,6 +80,50 @@
   BOOST_CHECK_EQUAL(count, 1);
 }
 
+BOOST_AUTO_TEST_CASE(HandleProbe)
+{
+  auto identity = addIdentity(Name("/ndn"));
+  auto key = identity.getDefaultKey();
+  auto cert = key.getDefaultCertificate();
+
+  util::DummyClientFace face(io, m_keyChain, {true, true});
+  CaModule ca(face, m_keyChain, "tests/unit-tests/ca.conf.test", "ca-storage-memory");
+  ca.setNameAssignmentFunction([&](const std::vector<std::tuple<std::string, std::string>>) -> std::vector<std::string> {
+    std::vector<std::string> result;
+    result.push_back("example");
+    return result;
+  });
+  advanceClocks(time::milliseconds(20), 60);
+
+  Interest interest("/ndn/CA/PROBE");
+  interest.setCanBePrefix(false);
+
+  Block paramTLV = makeEmptyBlock(tlv::ApplicationParameters);
+  paramTLV.push_back(makeStringBlock(tlv_parameter_key, "name"));
+  paramTLV.push_back(makeStringBlock(tlv_parameter_value, "zhiyi"));
+  paramTLV.encode();
+
+  interest.setApplicationParameters(paramTLV);
+
+  int count = 0;
+  face.onSendData.connect([&](const Data& response) {
+    count++;
+    BOOST_CHECK(security::verifySignature(response, cert));
+    Block contentBlock = response.getContent();
+    contentBlock.parse();
+    Block probeResponse = contentBlock.get(tlv_probe_response);
+    probeResponse.parse();
+    Name caName;
+    caName.wireDecode(probeResponse.get(tlv::Name));
+    BOOST_CHECK_EQUAL(caName, "/ndn/example");
+  });
+  face.receive(interest);
+
+  advanceClocks(time::milliseconds(20), 60);
+  BOOST_CHECK_EQUAL(count, 1);
+}
+
+
 BOOST_AUTO_TEST_CASE(HandleProbeUsingDefaultHandler)
 {
   auto identity = addIdentity(Name("/ndn"));
@@ -137,7 +138,7 @@
   interest.setCanBePrefix(false);
 
   Block paramTLV = makeEmptyBlock(tlv::ApplicationParameters);
-  paramTLV.push_back(makeStringBlock(tlv_parameter_key, JSON_CLIENT_PROBE_INFO));
+  paramTLV.push_back(makeStringBlock(tlv_parameter_key, "name"));
   paramTLV.push_back(makeStringBlock(tlv_parameter_value, "zhiyi"));
   paramTLV.encode();
 
diff --git a/tests/unit-tests/ca-sqlite.t.cpp b/tests/unit-tests/ca-sqlite.t.cpp
index 123db6a..e141047 100644
--- a/tests/unit-tests/ca-sqlite.t.cpp
+++ b/tests/unit-tests/ca-sqlite.t.cpp
@@ -93,7 +93,7 @@
   // update operation
   JsonSection json;
   json.put("test", "4567");
-  CertificateRequest request2(Name("/ndn/site1"), "123", RequestType::NEW, Status::CHALLENGE, CHALLENGE_STATUS_SUCCESS,
+  CertificateRequest request2(Name("/ndn/site1"), "123", RequestType::NEW, Status::CHALLENGE, "test",
                              "Email", time::toIsoString(time::system_clock::now()), 3600, 3, json, cert1);
   storage.updateRequest(request2);
   result = storage.getRequest("123");