diff --git a/src/cpp/ripple/LedgerConsensus.cpp b/src/cpp/ripple/LedgerConsensus.cpp
index 8aa50f4735..518a736e24 100644
--- a/src/cpp/ripple/LedgerConsensus.cpp
+++ b/src/cpp/ripple/LedgerConsensus.cpp
@@ -485,6 +485,7 @@ void LedgerConsensus::statePreClose()
 { // it is shortly before ledger close time
 	bool anyTransactions = theApp->getLedgerMaster().getCurrentLedger()->peekTransactionMap()->getHash().isNonZero();
 	int proposersClosed = mPeerPositions.size();
+	int proposersValidated = theApp->getValidations().getTrustedValidationCount(mPrevLedgerHash);
 
 	// This ledger is open. This computes how long since the last ledger closed
 	int sinceClose;
@@ -503,8 +504,8 @@ void LedgerConsensus::statePreClose()
 		idleInterval = LEDGER_IDLE_INTERVAL;
 	}
 
-	if (ContinuousLedgerTiming::shouldClose(anyTransactions, mPreviousProposers, proposersClosed,
-				mPreviousMSeconds, sinceClose, idleInterval))
+	if (ContinuousLedgerTiming::shouldClose(anyTransactions, mPreviousProposers, proposersClosed, proposersValidated,
+				mPreviousMSeconds, sinceClose, mCurrentMSeconds, idleInterval))
 	{
 		closeLedger();
 	}
diff --git a/src/cpp/ripple/LedgerTiming.cpp b/src/cpp/ripple/LedgerTiming.cpp
index dd92c953cf..a23f5e936c 100644
--- a/src/cpp/ripple/LedgerTiming.cpp
+++ b/src/cpp/ripple/LedgerTiming.cpp
@@ -17,8 +17,10 @@ bool ContinuousLedgerTiming::shouldClose(
 	bool anyTransactions,
 	int previousProposers,		// proposers in the last closing
 	int proposersClosed,		// proposers who have currently closed this ledgers
-	int previousMSeconds,		// seconds the previous ledger took to reach consensus
-	int currentMSeconds,		// seconds since the previous ledger closed
+	int proposersValidated,		// proposers who have validated the last closed ledger
+	int previousMSeconds,		// milliseconds the previous ledger took to reach consensus
+	int currentMSeconds,		// milliseconds since the previous ledger closed
+	int openMSeconds,			// milliseconds since the previous LCL was computed
 	int idleInterval)			// network's desired idle interval
 {
 	if ((previousMSeconds < -1000) || (previousMSeconds > 600000) ||
@@ -51,6 +53,18 @@ bool ContinuousLedgerTiming::shouldClose(
 		return currentMSeconds >= (idleInterval * 1000); // normal idle
 	}
 
+	if (openMSeconds < LEDGER_MIN_CLOSE)
+	{
+		cLog(lsDEBUG) << "Must wait minimum time before closing";
+		return false;
+	}
+
+	if ((currentMSeconds < previousMSeconds) && ((proposersClosed + proposersValidated) < previousProposers))
+	{
+		cLog(lsDEBUG) << "We are waiting for more closes/validations";
+		return false;
+	}
+
 	return true; // this ledger should close now
 }
 
diff --git a/src/cpp/ripple/LedgerTiming.h b/src/cpp/ripple/LedgerTiming.h
index 246db51cfb..1c7a1c9cef 100644
--- a/src/cpp/ripple/LedgerTiming.h
+++ b/src/cpp/ripple/LedgerTiming.h
@@ -16,6 +16,9 @@
 // The number of milliseconds we wait minimum to ensure participation
 #	define LEDGER_MIN_CONSENSUS		2000
 
+// The number of milliseconds we wait minimum to ensure others have computed the LCL
+#	define LEDGER_MIN_CLOSE			2000
+
 // Initial resolution of ledger close time
 #	define LEDGER_TIME_ACCURACY		30
 
@@ -62,8 +65,8 @@ public:
 	// Call when a consensus is reached and when any transaction is relayed to be added
 	static bool shouldClose(
 		bool anyTransactions,
-		int previousProposers,		int proposersClosed,
-		int previousSeconds,		int currentSeconds,
+		int previousProposers,		int proposersClosed,	int proposerersValidated,
+		int previousMSeconds,		int currentMSeconds,	int openMSeconds,
 		int idleInterval);
 
 	static bool haveConsensus(