diff --git a/fittings/swagger_params_parser.js b/fittings/swagger_params_parser.js
index 29aab6b..0f09c1f 100644
--- a/fittings/swagger_params_parser.js
+++ b/fittings/swagger_params_parser.js
@@ -8,6 +8,7 @@ var helpers = require('../lib/helpers');
 var bodyParser = require('body-parser');
 var async = require('async');
 var _ = require('lodash');
+var multer = require('multer');
 
 module.exports = function create(fittingDef, bagpipes) {
 
@@ -21,7 +22,7 @@ module.exports = function create(fittingDef, bagpipes) {
       extended: false
     },
     multerOptions: {
-      inMemory: true
+      storage: multer.memoryStorage()
     },
     textOptions: {
       type: '*/*'
@@ -84,7 +85,7 @@ function parseRequest(req, fittingDef, cb) {
   async.series([
     function parseMultipart(cb) {
       if (multFields.length === 0) { return cb(); }
-      var mult = require('multer')(fittingDef.multerOptions);
+      var mult = multer(fittingDef.multerOptions);
       mult.fields(multFields)(req, res, function(err) {
         if (err) { /* istanbul ignore next */
           if (err.code === 'LIMIT_UNEXPECTED_FILE') { err.statusCode = 400 }
diff --git a/fittings/swagger_raw.js b/fittings/swagger_raw.js
index 80640f4..83527da 100644
--- a/fittings/swagger_raw.js
+++ b/fittings/swagger_raw.js
@@ -47,7 +47,7 @@ module.exports = function create(fittingDef, bagpipes) {
 
 function filterKeysRecursive(object, dropTagRegex, privateTags) {
   if (_.isPlainObject(object)) {
-    if (_.any(privateTags, function(tag) { return object[tag]; })) {
+    if (_.some(privateTags, function(tag) { return object[tag]; })) {
       object = undefined;
     } else {
       var result = {};
diff --git a/package.json b/package.json
index 2235893..adf820c 100644
--- a/package.json
+++ b/package.json
@@ -27,8 +27,8 @@
     "cors": "^2.5.3",
     "debug": "^2.1.3",
     "js-yaml": "^3.3.0",
-    "lodash": "^3.6.0",
-    "multer": "^1.0.6",
+    "lodash": "^4.18.1",
+    "multer": "^2.0.0",
     "parseurl": "^1.3.0",
     "qs": "^6.4.0",
     "sway": "^2.0.0",