diff --git a/src/common/net/Pool.cpp b/src/common/net/Pool.cpp
index 25d99097..8c0de46a 100644
--- a/src/common/net/Pool.cpp
+++ b/src/common/net/Pool.cpp
@@ -239,6 +239,7 @@ void Pool::adjust(xmrig::Algo algorithm)
 
     m_algorithms.push_back(m_algorithm);
 
+#   ifndef XMRIG_PROXY_PROJECT
     if (m_algorithm.algo() != xmrig::CRYPTONIGHT_HEAVY) {
         addVariant(xmrig::VARIANT_1);
         addVariant(xmrig::VARIANT_0);
@@ -246,6 +247,7 @@ void Pool::adjust(xmrig::Algo algorithm)
         addVariant(xmrig::VARIANT_IPBC);
         addVariant(xmrig::VARIANT_AUTO);
     }
+#   endif
 }