diff --git a/src/cpp/ripple/LedgerEntrySet.cpp b/src/cpp/ripple/LedgerEntrySet.cpp
index cdf9d30f3..f4d26a710 100644
--- a/src/cpp/ripple/LedgerEntrySet.cpp
+++ b/src/cpp/ripple/LedgerEntrySet.cpp
@@ -230,6 +230,14 @@ void LedgerEntrySet::entryDelete(SLE::ref sle)
 	}
 }
 
+bool LedgerEntrySet::hasChanges()
+{
+	BOOST_FOREACH(u256_LES_pair&, mEntries)
+		if (it.second.mAction != taaCACHED)
+			return true;
+	return false;
+}
+
 bool LedgerEntrySet::intersect(const LedgerEntrySet& lesLeft, const LedgerEntrySet& lesRight)
 {
 	return true;	// XXX Needs implementation
diff --git a/src/cpp/ripple/LedgerEntrySet.h b/src/cpp/ripple/LedgerEntrySet.h
index c326cc538..09f9bb0ce 100644
--- a/src/cpp/ripple/LedgerEntrySet.h
+++ b/src/cpp/ripple/LedgerEntrySet.h
@@ -95,6 +95,7 @@ public:
 	void entryCreate(SLE::ref);		// This entry will be created
 	void entryDelete(SLE::ref);		// This entry will be deleted
 	void entryModify(SLE::ref);		// This entry will be modified
+	bool hasChanges();				// True if LES has any changes
 
 	// higher-level ledger functions
 	SLE::pointer entryCreate(LedgerEntryType letType, const uint256& uIndex);