diff --git a/src/Ledger.cpp b/src/Ledger.cpp
index f987045a71..642018da8e 100644
--- a/src/Ledger.cpp
+++ b/src/Ledger.cpp
@@ -127,7 +127,7 @@ AccountState::pointer Ledger::getAccountState(const NewcoinAddress& accountID)
 #ifdef DEBUG
 //	std::cerr << "Ledger:getAccountState(" << accountID.humanAccountID() << ")" << std::endl;
 #endif
-	ScopedLock l(mTransactionMap->Lock());
+	ScopedLock l(mAccountStateMap->Lock());
 	SHAMapItem::pointer item = mAccountStateMap->peekItem(Ledger::getAccountRootIndex(accountID));
 	if (!item)
 	{