diff --git a/src/common/crypto/Algorithm.cpp b/src/common/crypto/Algorithm.cpp
index d61f85b1..6d408cd2 100644
--- a/src/common/crypto/Algorithm.cpp
+++ b/src/common/crypto/Algorithm.cpp
@@ -234,6 +234,10 @@ void xmrig::Algorithm::parseVariant(int variant)
 void xmrig::Algorithm::setAlgo(Algo algo)
 {
     m_algo = algo;
+
+    if (m_algo == CRYPTONIGHT_PICO && m_variant == VARIANT_AUTO) {
+        m_variant = xmrig::VARIANT_TRTL;
+    }
 }
 
 
diff --git a/src/common/net/Job.h b/src/common/net/Job.h
index 6922b0ce..398e99ae 100644
--- a/src/common/net/Job.h
+++ b/src/common/net/Job.h
@@ -105,7 +105,7 @@ private:
     xmrig::Id m_id;
 
 #   ifdef XMRIG_PROXY_PROJECT
-    char m_rawBlob[176];
+    char m_rawBlob[kMaxBlobSize * 2 + 8];
     char m_rawTarget[24];
 #   endif
 };
diff --git a/src/common/net/Pool.cpp b/src/common/net/Pool.cpp
index a44f8a41..7e8fa1dc 100644
--- a/src/common/net/Pool.cpp
+++ b/src/common/net/Pool.cpp
@@ -5,7 +5,7 @@
  * Copyright 2014-2016 Wolf9466    <https://github.com/OhGodAPet>
  * Copyright 2016      Jay D Dee   <jayddee246@gmail.com>
  * Copyright 2017-2018 XMR-Stak    <https://github.com/fireice-uk>, <https://github.com/psychocrypt>
- * Copyright 2018      SChernykh   <https://github.com/SChernykh>
+ * Copyright 2018-2019 SChernykh   <https://github.com/SChernykh>
  * Copyright 2016-2019 XMRig       <https://github.com/xmrig>, <support@xmrig.com>
  *
  *   This program is free software: you can redistribute it and/or modify
@@ -106,8 +106,8 @@ bool Pool::isCompatible(const xmrig::Algorithm &algorithm) const
     }
 
 #   ifdef XMRIG_PROXY_PROJECT
-    if (m_algorithm.algo() == xmrig::CRYPTONIGHT && algorithm.algo() == xmrig::CRYPTONIGHT && m_algorithm.variant() == xmrig::VARIANT_XTL) {
-        return true;
+    if (m_algorithm.algo() == xmrig::CRYPTONIGHT && algorithm.algo() == xmrig::CRYPTONIGHT) {
+        return m_algorithm.variant() == xmrig::VARIANT_XTL || m_algorithm.variant() == xmrig::VARIANT_MSR;
     }
 #   endif