diff --git a/src/core/Benchmark.cpp b/src/core/Benchmark.cpp
index c335bb85..1029260c 100644
--- a/src/core/Benchmark.cpp
+++ b/src/core/Benchmark.cpp
@@ -25,6 +25,7 @@
 #include "net/JobResults.h"
 #include "net/Network.h"
 #include "rapidjson/document.h"
+#include "backend/common/interfaces/IBackend.h"
 #include <chrono>
 
 namespace xmrig {                          
@@ -138,7 +139,7 @@ void Benchmark::start(const BenchAlgo bench_algo) {
     // calculate number of active miner backends in m_enabled_backend_count
     m_enabled_backend_count = 0;
     const Algorithm algo(ba2a[bench_algo]);
-    for (IBackend *backend : m_controller->miner()->backends()) if (backend->isEnabled(algo)) ++ m_enabled_backend_count;
+    for (auto backend : m_controller->miner()->backends()) if (backend->isEnabled(algo)) ++ m_enabled_backend_count;
     if (m_enabled_backend_count == 0) {
         run_next_bench_algo(m_bench_algo);
         return;