diff --git a/tools/ndncert-ca-server.cpp b/tools/ndncert-ca-server.cpp
index 1ecb532..0786654 100644
--- a/tools/ndncert-ca-server.cpp
+++ b/tools/ndncert-ca-server.cpp
@@ -82,7 +82,7 @@
   CaModule ca(face, keyChain, configFilePath);
 
   if (wantRepoOut) {
-      ca.setStatusUpdateCallback([&] (const RequestState& request) {
+      ca.setStatusUpdateCallback([&] (const CaState& request) {
           if (request.m_status == Status::SUCCESS && request.m_requestType == RequestType::NEW) {
             auto issuedCert = request.m_cert;
             boost::asio::ip::tcp::iostream requestStream;