diff --git a/ndn-cpp/security/identity/memory-identity-storage.cpp b/ndn-cpp/security/identity/memory-identity-storage.cpp
index 81a96e9..bc2bd34 100644
--- a/ndn-cpp/security/identity/memory-identity-storage.cpp
+++ b/ndn-cpp/security/identity/memory-identity-storage.cpp
@@ -165,7 +165,7 @@
 }
 
 void 
-MemoryIdentityStorage::setDefaultKeyNameForIdentity(const Name& keyName, const Name& identityName)
+MemoryIdentityStorage::setDefaultKeyNameForIdentity(const Name& keyName, const Name& identityNameCheck)
 {
 #if 1
   throw std::runtime_error("MemoryIdentityStorage::setDefaultKeyNameForIdentity not implemented");