diff --git a/src/cpp/ripple/LedgerEntrySet.h b/src/cpp/ripple/LedgerEntrySet.h
index 8a4267b8b..179f9a9c9 100644
--- a/src/cpp/ripple/LedgerEntrySet.h
+++ b/src/cpp/ripple/LedgerEntrySet.h
@@ -59,7 +59,8 @@ protected:
 	bool mImmutable;
 
 	LedgerEntrySet(Ledger::ref ledger, const std::map<uint256, LedgerEntrySetEntry> &e,
-		const TransactionMetaSet& s, int m) : mLedger(ledger), mEntries(e), mSet(s), mParams(tapNONE), mSeq(m) { ; }
+		const TransactionMetaSet& s, int m) :
+			mLedger(ledger), mEntries(e), mSet(s), mParams(tapNONE), mSeq(m), mImmutable(false) { ; }
 
 	SLE::pointer getForMod(const uint256& node, Ledger::ref ledger,
 		boost::unordered_map<uint256, SLE::pointer>& newMods);