diff --git a/src/cpp/ripple/Transaction.cpp b/src/cpp/ripple/Transaction.cpp
index be3c21752..5305c784f 100644
--- a/src/cpp/ripple/Transaction.cpp
+++ b/src/cpp/ripple/Transaction.cpp
@@ -146,12 +146,13 @@ bool Transaction::save()
 	 default:			status = TXN_SQL_UNKNOWN;
 	}
 
-	std::string exists = boost::str(boost::format("SELECT Status FROM Transactions WHERE TransID = '%s';")
-		% mTransaction->getTransactionID().GetHex());
+	static boost::format selStat("SELECT Status FROM Transactions WHERE	TransID = '%s';");
+	std::string exists = boost::str(selStat % mTransaction->getTransactionID().GetHex());
 
 	Database *db = theApp->getTxnDB()->getDB();
 	ScopedLock dbLock(theApp->getTxnDB()->getDBLock());
-	if (SQL_EXISTS(db, exists)) return false;
+	if (SQL_EXISTS(db, exists))
+		return false;
 	return
 		db->executeSQL(mTransaction->getSQLInsertHeader() + mTransaction->getSQL(getLedger(), status) + ";");
 }
diff --git a/src/cpp/ripple/utils.h b/src/cpp/ripple/utils.h
index 7667df578..c6568d510 100644
--- a/src/cpp/ripple/utils.h
+++ b/src/cpp/ripple/utils.h
@@ -154,7 +154,8 @@ inline std::string strHex(const uint64 uiHost)
 
 inline static std::string sqlEscape(const std::string& strSrc)
 {
-	return str(boost::format("X'%s'") % strHex(strSrc));
+	static boost::format f("X'%s'");
+	return str(f % strHex(strSrc));
 }
 
 template<class Iterator>