diff --git a/src/LedgerAcquire.cpp b/src/LedgerAcquire.cpp
index 45c5ff6d4..bbfd67063 100644
--- a/src/LedgerAcquire.cpp
+++ b/src/LedgerAcquire.cpp
@@ -108,7 +108,7 @@ void LedgerAcquire::onTimer()
 
 boost::weak_ptr<PeerSet> LedgerAcquire::pmDowncast()
 {
-	return boost::shared_polymorphic_downcast<PeerSet, LedgerAcquire>(shared_from_this());
+	return boost::shared_polymorphic_downcast<PeerSet>(shared_from_this());
 }
 
 void LedgerAcquire::done()
diff --git a/src/LedgerConsensus.cpp b/src/LedgerConsensus.cpp
index d507d9fee..f223f7742 100644
--- a/src/LedgerConsensus.cpp
+++ b/src/LedgerConsensus.cpp
@@ -44,7 +44,7 @@ void TransactionAcquire::done()
 
 boost::weak_ptr<PeerSet> TransactionAcquire::pmDowncast()
 {
-	return boost::shared_polymorphic_downcast<PeerSet, TransactionAcquire>(shared_from_this());
+	return boost::shared_polymorphic_downcast<PeerSet>(shared_from_this());
 }
 
 void TransactionAcquire::trigger(Peer::ref peer, bool timer)