diff --git a/src/rpc/core_rpc_server.cpp b/src/rpc/core_rpc_server.cpp
index b114f77a..9f7e8aa3 100644
--- a/src/rpc/core_rpc_server.cpp
+++ b/src/rpc/core_rpc_server.cpp
@@ -1491,8 +1491,8 @@ namespace cryptonote
   bool core_rpc_server::on_update(const COMMAND_RPC_UPDATE::request& req, COMMAND_RPC_UPDATE::response& res)
   {
     static const char software[] = "monero";
-#ifdef BUILDTAG
-    static const char buildtag[] = BOOST_PP_STRINGIZE(BUILDTAG);
+#ifdef BUILD_TAG
+    static const char buildtag[] = BOOST_PP_STRINGIZE(BUILD_TAG);
 #else
     static const char buildtag[] = "source";
 #endif