diff --git a/src/rpc/server.h b/src/rpc/server.h
--- a/src/rpc/server.h
+++ b/src/rpc/server.h
@@ -4,8 +4,8 @@
 // Distributed under the MIT software license, see the accompanying
 // file COPYING or http://www.opensource.org/licenses/mit-license.php.
 
-#ifndef BITCOIN_RPCSERVER_H
-#define BITCOIN_RPCSERVER_H
+#ifndef BITCOIN_RPC_SERVER_H
+#define BITCOIN_RPC_SERVER_H
 
 #include "amount.h"
 #include "rpc/jsonrpcrequest.h"
@@ -262,4 +262,4 @@
  */
 int RPCSerializationFlags();
 
-#endif // BITCOIN_RPCSERVER_H
+#endif // BITCOIN_RPC_SERVER_H