diff --git a/src/cpp/ripple/LedgerMaster.cpp b/src/cpp/ripple/LedgerMaster.cpp
index 05d28e3e8..116bfd313 100644
--- a/src/cpp/ripple/LedgerMaster.cpp
+++ b/src/cpp/ripple/LedgerMaster.cpp
@@ -233,7 +233,7 @@ void LedgerMaster::missingAcquireComplete(LedgerAcquire::pointer acq)
 	}
 }
 
-static bool shouldAcquire(uint32 currentLedger, uint32 ledgerHistory, uint32 candidateLedger)
+bool LedgerMaster::shouldAcquire(uint32 currentLedger, uint32 ledgerHistory, uint32 candidateLedger)
 {
 	bool ret;
 	if (candidateLedger >= currentLedger)
diff --git a/src/cpp/ripple/LedgerMaster.h b/src/cpp/ripple/LedgerMaster.h
index 67cca3c27..ebb10d227 100644
--- a/src/cpp/ripple/LedgerMaster.h
+++ b/src/cpp/ripple/LedgerMaster.h
@@ -124,6 +124,8 @@ public:
 	void checkAccept(const uint256& hash);
 	void checkAccept(const uint256& hash, uint32 seq);
 	void tryPublish();
+
+	static bool shouldAcquire(uint32 currentLedgerID, uint32 ledgerHistory, uint32 targetLedger);
 };
 
 #endif