diff --git a/tests/security/test-certificate-store.cpp b/tests/security/test-certificate-store.cpp
index b4ef2da..00d5d62 100644
--- a/tests/security/test-certificate-store.cpp
+++ b/tests/security/test-certificate-store.cpp
@@ -153,12 +153,12 @@
   // check if nlsrKeyPrefix is registered
   ndn::Name nlsrKeyPrefix = conf.getRouterPrefix();
   nlsrKeyPrefix.append("nlsr");
-  nlsrKeyPrefix.append("KEY");
+  nlsrKeyPrefix.append(ndn::security::Certificate::KEY_COMPONENT);
   checkPrefixRegistered(face, nlsrKeyPrefix);
 
   // check if routerPrefix is registered
   ndn::Name routerKeyPrefix = conf.getRouterPrefix();
-  routerKeyPrefix.append("KEY");
+  routerKeyPrefix.append(ndn::security::Certificate::KEY_COMPONENT);
   checkPrefixRegistered(face, routerKeyPrefix);
 
   // check if operatorKeyPrefix is registered
@@ -206,7 +206,7 @@
                                  });
 
   lsdb.emitSegmentValidatedSignal(data);
-  const auto keyName = data.getSignature().getKeyLocator().getName();
+  const auto keyName = data.getSignatureInfo().getKeyLocator().getName();
   BOOST_CHECK(certStore.find(keyName) != nullptr);
 
   // testing a callback after segment validation signal from lsdb