diff --git a/app/assets/javascripts/admin/spree/spree.js.coffee b/app/assets/javascripts/admin/spree/spree.js.coffee
index c905ff48e7..b1d155127e 100644
--- a/app/assets/javascripts/admin/spree/spree.js.coffee
+++ b/app/assets/javascripts/admin/spree/spree.js.coffee
@@ -1,13 +1,10 @@
-#= require jsuri
-
 class window.Spree
   # Helper function to take a URL and add query parameters to it
-  @url: (uri, query) ->
-    if uri.path == undefined
-      uri = new Uri(uri)
-    if query
-      $.each query, (key, value) ->
-        uri.addQueryParam(key, value)
+  @url: (uri) ->
+    if uri.pathname == undefined
+      uri = new URL(uri.toString())
     if Spree.api_key
-      uri.addQueryParam('token', Spree.api_key)
+      params = new URLSearchParams(uri.search)
+      params.append('token', Spree.api_key)
+
     return uri
diff --git a/app/assets/javascripts/admin/spree/taxons/taxon_tree_menu.js.coffee b/app/assets/javascripts/admin/spree/taxons/taxon_tree_menu.js.coffee
index 75135cdfcc..dca01a3aa3 100644
--- a/app/assets/javascripts/admin/spree/taxons/taxon_tree_menu.js.coffee
+++ b/app/assets/javascripts/admin/spree/taxons/taxon_tree_menu.js.coffee
@@ -2,10 +2,9 @@ root = exports ? this
 
 root.taxon_tree_menu = (obj, context) ->
 
-  base_url = Spree.url(Spree.routes.taxonomy_taxons_path)
-  admin_base_url = Spree.url(Spree.routes.admin_taxonomy_taxons_path)
-  edit_url = admin_base_url.clone()
-  edit_url.setPath(edit_url.path() + '/' + obj.attr("id") + "/edit");
+  base_url = Spree.url(Spree.routes.taxonomy_taxons)
+  admin_base_url = Spree.url(Spree.routes.admin_taxonomy_taxons)
+  edit_url = Spree.url(Spree.routes.admin_taxonomy_taxons + '/' + obj.attr("id") + "/edit");
 
   create:
     label: "<i class='icon-plus'></i> " + Spree.translations.add,
diff --git a/app/assets/javascripts/admin/spree/taxons/taxonomy.js.coffee b/app/assets/javascripts/admin/spree/taxons/taxonomy.js.coffee
index 9ba35d692b..6a8d902caa 100644
--- a/app/assets/javascripts/admin/spree/taxons/taxonomy.js.coffee
+++ b/app/assets/javascripts/admin/spree/taxons/taxonomy.js.coffee
@@ -9,7 +9,7 @@ handle_move = (e, data) ->
   new_parent = data.rslt.np
 
   url = Spree.url(base_url).clone()
-  url.setPath url.path() + '/' + node.attr("id")
+  url.pathname = url.pathname + '/' + node.attr("id")
   $.ajax
     type: "POST",
     dataType: "json",
@@ -41,7 +41,7 @@ handle_rename = (e, data) ->
   name = data.rslt.new_name
 
   url = Spree.url(base_url).clone()
-  url.setPath(url.path() + '/' + node.attr("id"))
+  url.pathname = url.pathname + '/' + node.attr("id")
 
   $.ajax
     type: "POST",
@@ -70,10 +70,10 @@ root = exports ? this
 root.setup_taxonomy_tree = (taxonomy_id) ->
   if taxonomy_id != undefined
     # this is defined within admin/taxonomies/edit
-    root.base_url = Spree.url(Spree.routes.taxonomy_taxons_path)
+    root.base_url = Spree.url(Spree.routes.taxonomy_taxons)
 
     $.ajax
-      url: base_url.path().replace("/taxons", "/jstree"),
+      url: base_url.pathname.replace("/taxons", "/jstree"),
       success: (taxonomy) ->
         last_rollback = null
 
@@ -82,7 +82,7 @@ root.setup_taxonomy_tree = (taxonomy_id) ->
             data: taxonomy,
             ajax:
               url: (e) ->
-                base_url.path() + '/' + e.attr('id') + '/jstree'
+                base_url.pathname + '/' + e.attr('id') + '/jstree'
           themes:
             theme: "apple",
             url: "/assets/jquery.jstree/themes/apple/style.css"
diff --git a/app/views/spree/admin/shared/_routes.html.erb b/app/views/spree/admin/shared/_routes.html.erb
index 418359b5e7..a0a854781f 100644
--- a/app/views/spree/admin/shared/_routes.html.erb
+++ b/app/views/spree/admin/shared/_routes.html.erb
@@ -6,9 +6,9 @@
     Spree.routes = {}
   }
   Spree.routes = <%== {
-    :variants_search       => spree.admin_search_variants_path(:format => 'json'),
-    :taxons_search         => main_app.api_v0_taxons_path(:format => 'json'),
-    :orders_api            => main_app.api_v0_orders_path,
-    :states_search         => main_app.api_v0_states_path(:format => 'json')
+    :variants_search       => spree.admin_search_variants_url(:format => 'json'),
+    :taxons_search         => main_app.api_v0_taxons_url(:format => 'json'),
+    :orders_api            => main_app.api_v0_orders_url,
+    :states_search         => main_app.api_v0_states_url(:format => 'json')
   }.to_json %>;
 </script>
diff --git a/app/views/spree/admin/taxonomies/edit.haml b/app/views/spree/admin/taxonomies/edit.haml
index 1f11fbb56c..4131f2571f 100755
--- a/app/views/spree/admin/taxonomies/edit.haml
+++ b/app/views/spree/admin/taxonomies/edit.haml
@@ -17,8 +17,8 @@
       = label_tag nil, t("spree.tree")
       %br/
       :javascript
-        Spree.routes.taxonomy_taxons_path = "#{main_app.api_v0_taxonomy_taxons_path(@taxonomy)}";
-        Spree.routes.admin_taxonomy_taxons_path = "#{spree.admin_taxonomy_taxons_path(@taxonomy)}";
+        Spree.routes.taxonomy_taxons = "#{main_app.api_v0_taxonomy_taxons_url(@taxonomy)}";
+        Spree.routes.admin_taxonomy_taxons = "#{spree.admin_taxonomy_taxons_url(@taxonomy)}";
       #taxonomy_tree.tree
     #progress{style: "display:none;"}
       = image_pack_tag 'select2-spinner.gif', title: 'Spinner', style: "vertical-align:bottom;"
diff --git a/vendor/assets/javascripts/jsuri.js b/vendor/assets/javascripts/jsuri.js
deleted file mode 100644
index dcf60f9796..0000000000
--- a/vendor/assets/javascripts/jsuri.js
+++ /dev/null
@@ -1,2 +0,0 @@
-/*! jsUri v1.1.1 | https://github.com/derek-watson/jsUri */
-var Query=function(a){"use strict";var b=function(a){var b=[],c,d,e,f;if(typeof a=="undefined"||a===null||a==="")return b;a.indexOf("?")===0&&(a=a.substring(1)),d=a.toString().split(/[&;]/);for(c=0;c<d.length;c++)e=d[c],f=e.split("="),b.push([f[0],f[1]]);return b},c=b(a),d=function(){var a="",b,d;for(b=0;b<c.length;b++)d=c[b],a.length>0&&(a+="&"),a+=d.join("=");return a.length>0?"?"+a:a},e=function(a){a=decodeURIComponent(a),a=a.replace("+"," ");return a},f=function(a){var b,d;for(d=0;d<c.length;d++){b=c[d];if(e(a)===e(b[0]))return b[1]}},g=function(a){var b=[],d,f;for(d=0;d<c.length;d++)f=c[d],e(a)===e(f[0])&&b.push(f[1]);return b},h=function(a,b){var d=[],f,g,h,i;for(f=0;f<c.length;f++)g=c[f],h=e(g[0])===e(a),i=e(g[1])===e(b),(arguments.length===1&&!h||arguments.length===2&&!h&&!i)&&d.push(g);c=d;return this},i=function(a,b,d){arguments.length===3&&d!==-1?(d=Math.min(d,c.length),c.splice(d,0,[a,b])):arguments.length>0&&c.push([a,b]);return this},j=function(a,b,d){var f=-1,g,j;if(arguments.length===3){for(g=0;g<c.length;g++){j=c[g];if(e(j[0])===e(a)&&decodeURIComponent(j[1])===e(d)){f=g;break}}h(a,d).addParam(a,b,f)}else{for(g=0;g<c.length;g++){j=c[g];if(e(j[0])===e(a)){f=g;break}}h(a),i(a,b,f)}return this};return{getParamValue:f,getParamValues:g,deleteParam:h,addParam:i,replaceParam:j,toString:d}},Uri=function(a){"use strict";var b=!1,c=function(a){var c={strict:/^(?:([^:\/?#]+):)?(?:\/\/((?:(([^:@]*)(?::([^:@]*))?)?@)?([^:\/?#]*)(?::(\d*))?))?((((?:[^?#\/]*\/)*)([^?#]*))(?:\?([^#]*))?(?:#(.*))?)/,loose:/^(?:(?![^:@]+:[^:@\/]*@)([^:\/?#.]+):)?(?:\/\/)?((?:(([^:@]*)(?::([^:@]*))?)?@)?([^:\/?#]*)(?::(\d*))?)(((\/(?:[^?#](?![^?#\/]*\.[^?#\/.]+(?:[?#]|$)))*\/?)?([^?#\/]*))(?:\?([^#]*))?(?:#(.*))?)/},d=["source","protocol","authority","userInfo","user","password","host","port","relative","path","directory","file","query","anchor"],e={name:"queryKey",parser:/(?:^|&)([^&=]*)=?([^&]*)/g},f=c[b?"strict":"loose"].exec(a),g={},h=14;while(h--)g[d[h]]=f[h]||"";g[e.name]={},g[d[12]].replace(e.parser,function(a,b,c){b&&(g[e.name][b]=c)});return g},d=c(a||""),e=new Query(d.query),f=function(a){typeof a!="undefined"&&(d.protocol=a);return d.protocol},g=null,h=function(a){typeof a!="undefined"&&(g=a);return g===null?d.source.indexOf("//")!==-1:g},i=function(a){typeof a!="undefined"&&(d.userInfo=a);return d.userInfo},j=function(a){typeof a!="undefined"&&(d.host=a);return d.host},k=function(a){typeof a!="undefined"&&(d.port=a);return d.port},l=function(a){typeof a!="undefined"&&(d.path=a);return d.path},m=function(a){typeof a!="undefined"&&(e=new Query(a));return e},n=function(a){typeof a!="undefined"&&(d.anchor=a);return d.anchor},o=function(a){f(a);return this},p=function(a){h(a);return this},q=function(a){i(a);return this},r=function(a){j(a);return this},s=function(a){k(a);return this},t=function(a){l(a);return this},u=function(a){m(a);return this},v=function(a){n(a);return this},w=function(a){return m().getParamValue(a)},x=function(a){return m().getParamValues(a)},y=function(a,b){arguments.length===2?m().deleteParam(a,b):m().deleteParam(a);return this},z=function(a,b,c){arguments.length===3?m().addParam(a,b,c):m().addParam(a,b);return this},A=function(a,b,c){arguments.length===3?m().replaceParam(a,b,c):m().replaceParam(a,b);return this},B=function(){var a="",b=function(a){return a!==null&&a!==""};b(f())?(a+=f(),f().indexOf(":")!==f().length-1&&(a+=":"),a+="//"):h()&&b(j())&&(a+="//"),b(i())&&b(j())&&(a+=i(),i().indexOf("@")!==i().length-1&&(a+="@")),b(j())&&(a+=j(),b(k())&&(a+=":"+k())),b(l())?a+=l():b(j())&&(b(m().toString())||b(n()))&&(a+="/"),b(m().toString())&&(m().toString().indexOf("?")!==0&&(a+="?"),a+=m().toString()),b(n())&&(n().indexOf("#")!==0&&(a+="#"),a+=n());return a},C=function(){return new Uri(B())};return{protocol:f,hasAuthorityPrefix:h,userInfo:i,host:j,port:k,path:l,query:m,anchor:n,setProtocol:o,setHasAuthorityPrefix:p,setUserInfo:q,setHost:r,setPort:s,setPath:t,setQuery:u,setAnchor:v,getQueryParamValue:w,getQueryParamValues:x,deleteQueryParam:y,addQueryParam:z,replaceQueryParam:A,toString:B,clone:C}},jsUri=Uri;
\ No newline at end of file