Rename key.hpp to key-locator.hpp. Refs #1089.
diff --git a/src/key.cpp b/src/key.cpp
index 24501ff..fbd7729 100644
--- a/src/key.cpp
+++ b/src/key.cpp
@@ -6,7 +6,7 @@
  */
 
 #include <ndn-cpp/common.hpp>
-#include <ndn-cpp/key.hpp>
+#include <ndn-cpp/key-locator.hpp>
 #include "c/key-locator.h"
 
 using namespace std;
diff --git a/src/security/identity/identity-manager.cpp b/src/security/identity/identity-manager.cpp
index 10168d1..28e1d10 100644
--- a/src/security/identity/identity-manager.cpp
+++ b/src/security/identity/identity-manager.cpp
@@ -16,7 +16,7 @@
 #include <ctime>
 #include <fstream>
 #include <math.h>
-#include <ndn-cpp/key.hpp>
+#include <ndn-cpp/key-locator.hpp>
 #include <ndn-cpp/sha256-with-rsa-signature.hpp>
 #include <ndn-cpp/security/security-exception.hpp>
 #include "../../util/logging.hpp"