diff --git a/BlockChainLogger.h b/BlockChainLogger.h
index ad6d36a..6a62bea 100644
--- a/BlockChainLogger.h
+++ b/BlockChainLogger.h
@@ -24,7 +24,7 @@ public:
   explicit
   BlockChainLogger(std::string shareMemoryName = "MIN-MIR-WARNING-LOG-TO-BLOCKCHAIN",
                    std::string host = "localhost", int port = 6363,
-                   std::string prefix = "/mis/log");
+                   std::string prefix = "/mis1");
 
   /**
    * 运行日志转发服务
diff --git a/main.cpp b/main.cpp
index f6ab6c0..b368c8c 100644
--- a/main.cpp
+++ b/main.cpp
@@ -18,14 +18,12 @@ using namespace std;
 
 int main() {
 
-  ndn::security::ntru::NTRUSignUtil::init();
   Server server;
   std::thread t([]() {
     BlockChainLogger blockChainLogger;
     blockChainLogger.run();
   });
   server.run();
-  ndn::security::ntru::NTRUSignUtil::clean();
 
 //    AddOrUpdateCertificateRequestMessage addOrUpdateCertificateRequestMessage;
 //    addOrUpdateCertificateRequestMessage.parse("{\n"