diff --git a/libethcore/Ethash.cpp b/libethcore/Ethash.cpp
index 6026828dc..62715c722 100644
--- a/libethcore/Ethash.cpp
+++ b/libethcore/Ethash.cpp
@@ -111,7 +111,7 @@ void Ethash::BlockHeaderRaw::verifyParent(BlockHeaderRaw const& _parent)
 	if (m_gasLimit < c_minGasLimit ||
 		m_gasLimit <= _parent.m_gasLimit - _parent.m_gasLimit / c_gasLimitBoundDivisor ||
 		m_gasLimit >= _parent.m_gasLimit + _parent.m_gasLimit / c_gasLimitBoundDivisor)
-		BOOST_THROW_EXCEPTION(InvalidGasLimit() << errinfo_min((bigint)_parent.m_gasLimit - _parent.m_gasLimit / c_gasLimitBoundDivisor) << errinfo_got((bigint)m_gasLimit) << errinfo_max((bigint)_parent.m_gasLimit + _parent.m_gasLimit / c_gasLimitBoundDivisor));
+        BOOST_THROW_EXCEPTION(InvalidGasLimit() << errinfo_min((bigint)_parent.m_gasLimit - _parent.m_gasLimit / c_gasLimitBoundDivisor) << errinfo_got((bigint)m_gasLimit) << errinfo_max((bigint)_parent.m_gasLimit + _parent.m_gasLimit / c_gasLimitBoundDivisor));
 }
 
 void Ethash::BlockHeaderRaw::populateFromParent(BlockHeaderRaw const& _parent)