diff --git a/src/base/net/stratum/Pools.h b/src/base/net/stratum/Pools.h
index a6ae965b..b3f6b081 100644
--- a/src/base/net/stratum/Pools.h
+++ b/src/base/net/stratum/Pools.h
@@ -60,7 +60,7 @@ public:
 #   ifdef XMRIG_FEATURE_BENCHMARK
     inline bool isBenchmark() const                     { return !!m_benchmark; }
 #   else
-    inline constexpr bool isBenchmark() const           { return false; }
+    inline constexpr static bool isBenchmark()          { return false; }
 #   endif
 
     inline const std::vector<Pool> &data() const        { return m_data; }
diff --git a/src/version.h b/src/version.h
index c8e724de..744b538e 100644
--- a/src/version.h
+++ b/src/version.h
@@ -28,15 +28,15 @@
 #define APP_ID        "xmrig"
 #define APP_NAME      "XMRig"
 #define APP_DESC      "XMRig miner"
-#define APP_VERSION   "6.12.3-dev"
+#define APP_VERSION   "6.13.0-dev"
 #define APP_DOMAIN    "xmrig.com"
 #define APP_SITE      "www.xmrig.com"
 #define APP_COPYRIGHT "Copyright (C) 2016-2021 xmrig.com"
 #define APP_KIND      "miner"
 
 #define APP_VER_MAJOR  6
-#define APP_VER_MINOR  12
-#define APP_VER_PATCH  3
+#define APP_VER_MINOR  13
+#define APP_VER_PATCH  0
 
 #ifdef _MSC_VER
 #   if (_MSC_VER >= 1920)