diff --git a/src/js/ripple/server.js b/src/js/ripple/server.js
index 389f6c22..127d6037 100644
--- a/src/js/ripple/server.js
+++ b/src/js/ripple/server.js
@@ -694,7 +694,7 @@ Server.prototype._computeFee = function(transaction) {
   var units;
 
   if (transaction instanceof Transaction) {
-    units = transaction.feeUnits();
+    units = transaction._getFeeUnits();
   } else if (typeof transaction === 'number') {
     units = transaction;
   } else {
diff --git a/src/js/ripple/transaction.js b/src/js/ripple/transaction.js
index d857ffeb..58b498a0 100644
--- a/src/js/ripple/transaction.js
+++ b/src/js/ripple/transaction.js
@@ -925,13 +925,6 @@ Transaction.prototype.abort = function(callback) {
   }
 };
 
-Transaction.prototype.iff = function(fn) {
-  var self = this;
-  this._iff = function(callback) {
-    fn(self.summary(), callback);
-  };
-};
-
 Transaction.prototype.summary = function() {
   return Transaction.summary.call(this);
 };
diff --git a/src/js/ripple/transactionmanager.js b/src/js/ripple/transactionmanager.js
index a4bfdef6..ecb29f3f 100644
--- a/src/js/ripple/transactionmanager.js
+++ b/src/js/ripple/transactionmanager.js
@@ -509,17 +509,7 @@ TransactionManager.prototype._request = function(tx) {
       submitRequest.server = tx._server;
     }
 
-    if (typeof tx._iff === 'function') {
-      tx._iff(function(err, proceed) {
-        if (err || !proceed) {
-          tx.emit('abort');
-        } else {
-          submitTransaction();
-        }
-      });
-    } else {
-      submitTransaction();
-    }
+    submitTransaction();
   };
 
   function requestTimeout() {