diff --git a/lib/jsonapter.js b/lib/jsonapter.js
index 344cce5..f30bffc 100644
--- a/lib/jsonapter.js
+++ b/lib/jsonapter.js
@@ -10,7 +10,7 @@ var prototype = {
             return _.get(input, dataKey, null);
         }
     },
-    paramKeyToInput: function (input, paramKey, params) {
+    paramKeyToInput: function (params, paramKey) {
         return _.get(params, paramKey, null);
     },
     genericKeyArrayToInput: function (input, keyArray, fn) {
@@ -39,9 +39,9 @@ var prototype = {
     },
     evaluateParamKey: function (input, paramKey, params) {
         if (Array.isArray(paramKey)) {
-            return this.paramKeyArrayToInput(input, paramKey);
+            return this.paramKeyArrayToInput(params, paramKey);
         } else {
-            return this.paramKeyToInput(input, paramKey, params);
+            return this.paramKeyToInput(params, paramKey, params);
         }
     },
     evaluateValue: function (value, input, params) {
@@ -86,7 +86,7 @@ var prototype = {
                     hasValue = true;
                 } else {
                     var expr = that.validatePruneValue(value);
-                    if (!_.contains(that.options.pruneValues, expr) || (content[key].default !== null && content[key].default !== undefined)) {
+                    if (!_.includes(that.options.pruneValues, expr) || (content[key].default !== null && content[key].default !== undefined)) {
                         if (template.ignoreDeep) {
                             r[key] = value;
                         } else {
diff --git a/package.json b/package.json
index db4c043..18ea98f 100644
--- a/package.json
+++ b/package.json
@@ -1,6 +1,6 @@
 {
     "name": "jsonapter",
-    "version": "0.0.6",
+    "version": "0.1.0",
     "description": "Template based JSON to JSON transformer",
     "main": "./index.js",
     "directories": {
@@ -19,7 +19,7 @@
         "node": ">= 0.10.0"
     },
     "dependencies": {
-        "lodash": "^3.9.3"
+        "lodash": "^4.15.0"
     },
     "devDependencies": {
         "chai": "^3.0.0",
diff --git a/test/test-paramKey.js b/test/test-paramKey.js
index fecc325..ef16a07 100644
--- a/test/test-paramKey.js
+++ b/test/test-paramKey.js
@@ -6,11 +6,17 @@ var json2json = require('../index');
 
 var case_0 = require('./test_cases/case-paramKey-0');
 var case_1 = require('./test_cases/case-paramKey-1');
+var case_2 = require('./test_cases/case-paramKey-2');
 
 var params = {
     timestamp: "2016-08-24T15:38:07-05:00"
 };
 
+var params2 = {
+    timestamp2: "2016-08-24T15:38:07-06:00",
+    timestamp3: "2016-08-24T15:38:07-07:00",
+};
+
 var expect = chai.expect;
 
 describe('paramKey', function () {
@@ -34,4 +40,12 @@ describe('paramKey', function () {
         }
     });
 
+    it('case-paramKey-2: paramKey ', function () {
+        var template = case_2.template;
+        var n = case_2.inputs.length;
+        for (var i = 0; i < n; ++i) {
+            var actual = engine.run(template, case_1.inputs[i], params2);
+            expect(actual).to.deep.equal(case_2.expecteds[i]);
+        }
+    });
 });
diff --git a/test/test_cases/case-paramKey-2.js b/test/test_cases/case-paramKey-2.js
new file mode 100644
index 0000000..219178b
--- /dev/null
+++ b/test/test_cases/case-paramKey-2.js
@@ -0,0 +1,28 @@
+"use strict";
+
+exports.template = {
+    arrayContent: [{
+        content: {
+            created: {
+                paramKey: ['timestamp', 'timestamp2']
+            }
+        }
+    }, {
+        content: {
+            updated: {
+                paramKey: 'timestamp3'
+            }
+        }
+    }]
+};
+
+exports.inputs = [];
+exports.expecteds = [];
+
+exports.inputs[0] = {};
+
+exports.expecteds[0] = [{
+    created: '2016-08-24T15:38:07-06:00'
+}, {
+    updated: '2016-08-24T15:38:07-07:00'
+}];