diff --git a/package.json b/package.json
index afcba22..e183f69 100644
--- a/package.json
+++ b/package.json
@@ -49,6 +49,7 @@
     "webpack": "^1.13.0"
   },
   "dependencies": {
+    "array-reduce-prototypejs-fix": "^1.0.0",
     "babel-plugin-transform-es2015-classes": "^6.8.0"
   }
 }
diff --git a/src/params.js b/src/params.js
index 7e05a19..86f3ead 100644
--- a/src/params.js
+++ b/src/params.js
@@ -1,5 +1,6 @@
 import UrlPart from './url-part';
 import exists from './utilities/exists';
+import arrayReduce from 'array-reduce-prototypejs-fix';
 
 
 export default class extends UrlPart {
@@ -67,7 +68,7 @@ export default class extends UrlPart {
 
     if (exists(patterns)) {
 
-      result = patterns.reduce((previous_result, pattern) => {
+      result = arrayReduce(patterns, (previous_result, pattern) => {
         const re = new RegExp('(^|\&)' + pattern + '(\&|$)');
         return previous_result && re.test(content);
       }, result);
@@ -79,7 +80,7 @@ export default class extends UrlPart {
             .join('|');
           const re = new RegExp('(^|\&)(' + wrapped_patterns + ')(\&|$)');
 
-          result = content.split('&').reduce((previous_result, pair) => {
+          result = arrayReduce(content.split('&'), (previous_result, pair) => {
             return previous_result && re.test(pair);
           }, result);
         } else {