diff --git a/src/NetworkOPs.cpp b/src/NetworkOPs.cpp
index 0433892263..38a43580db 100644
--- a/src/NetworkOPs.cpp
+++ b/src/NetworkOPs.cpp
@@ -67,6 +67,11 @@ void NetworkOPs::closeTimeOffset(int offset)
 		Log(lsINFO) << "Close time offset now " << mCloseTimeOffset;
 }
 
+uint32 NetworkOPs::getLedgerID(const uint256& hash)
+{
+	return mLedgerMaster->getLedgerByHash(hash)->getLedgerSeq();
+}
+
 uint32 NetworkOPs::getCurrentLedgerID()
 {
 	return mLedgerMaster->getCurrentLedger()->getLedgerSeq();
diff --git a/src/NetworkOPs.h b/src/NetworkOPs.h
index 43b7da9f4e..b62a362bec 100644
--- a/src/NetworkOPs.h
+++ b/src/NetworkOPs.h
@@ -96,6 +96,7 @@ public:
 	uint32 getValidationTimeNC();
 	void closeTimeOffset(int);
 	boost::posix_time::ptime getNetworkTimePT();
+	uint32 getLedgerID(const uint256& hash);
 	uint32 getCurrentLedgerID();
 	OperatingMode getOperatingMode() { return mMode; }
 	inline bool available() {