diff --git a/src/cpp/ripple/AccountItems.h b/src/cpp/ripple/AccountItems.h
index f72e9f558..8b2cd0213 100644
--- a/src/cpp/ripple/AccountItems.h
+++ b/src/cpp/ripple/AccountItems.h
@@ -17,6 +17,7 @@ public:
 
 	AccountItem(){ }
 	AccountItem(SerializedLedgerEntry::ref ledger);
+	virtual ~AccountItem() { ; }
 	virtual AccountItem::pointer makeItem(const uint160& accountID, SerializedLedgerEntry::ref ledgerEntry)=0;
 	virtual LedgerEntryType getType()=0;
 
diff --git a/src/cpp/ripple/Offer.h b/src/cpp/ripple/Offer.h
index 94a4fe837..476575237 100644
--- a/src/cpp/ripple/Offer.h
+++ b/src/cpp/ripple/Offer.h
@@ -11,6 +11,7 @@ class Offer : public AccountItem
 	Offer(SerializedLedgerEntry::pointer ledgerEntry);	// For accounts in a ledger
 public:
 	Offer(){}
+	virtual ~Offer(){}
 	AccountItem::pointer makeItem(const uint160&, SerializedLedgerEntry::ref ledgerEntry);
 	LedgerEntryType getType(){ return(ltOFFER); }
 
diff --git a/src/cpp/ripple/RippleState.h b/src/cpp/ripple/RippleState.h
index 7c86e5412..15a265777 100644
--- a/src/cpp/ripple/RippleState.h
+++ b/src/cpp/ripple/RippleState.h
@@ -39,6 +39,7 @@ private:
 
 public:
 	RippleState(){ }
+	virtual ~RippleState(){}
 	AccountItem::pointer makeItem(const uint160& accountID, SerializedLedgerEntry::ref ledgerEntry);
 	LedgerEntryType getType(){ return(ltRIPPLE_STATE); }