diff --git a/tests/update/test-nfd-rib-command-processor.cpp b/tests/update/test-nfd-rib-command-processor.cpp
index 514fa1c..47f02c5 100644
--- a/tests/update/test-nfd-rib-command-processor.cpp
+++ b/tests/update/test-nfd-rib-command-processor.cpp
@@ -66,7 +66,7 @@
     ndn::Name lsaInterestName = conf.getLsaPrefix();
     lsaInterestName.append(conf.getSiteName());
     lsaInterestName.append(conf.getRouterName());
-    lsaInterestName.append(std::to_string(Lsa::Type::NAME));
+    lsaInterestName.append(boost::lexical_cast<std::string>(Lsa::Type::NAME));
     lsaInterestName.appendNumber(nlsr.m_lsdb.m_sequencingManager.getNameLsaSeq());
 
     face.receive(ndn::Interest(lsaInterestName).setCanBePrefix(true));
diff --git a/tests/update/test-prefix-update-processor.cpp b/tests/update/test-prefix-update-processor.cpp
index 711935f..ca887d1 100644
--- a/tests/update/test-prefix-update-processor.cpp
+++ b/tests/update/test-prefix-update-processor.cpp
@@ -102,7 +102,7 @@
     ndn::Name lsaInterestName = conf.getLsaPrefix();
     lsaInterestName.append(conf.getSiteName());
     lsaInterestName.append(conf.getRouterName());
-    lsaInterestName.append(std::to_string(Lsa::Type::NAME));
+    lsaInterestName.append(boost::lexical_cast<std::string>(Lsa::Type::NAME));
 
     lsaInterestName.appendNumber(nlsr.m_lsdb.m_sequencingManager.getNameLsaSeq());