diff --git a/lib/router.js b/lib/router.js
index ba9c84d..2d67779 100644
--- a/lib/router.js
+++ b/lib/router.js
@@ -3,7 +3,8 @@ Router.prototype.url = function() {
   // automatically by `Meteor.absoluteUrl` as documented in:
   // http://docs.meteor.com/#/full/meteor_absoluteurl
   var completePath = this.path.apply(this, arguments);
-  var basePath = this._basePath || '/';
+  var basePath = '/' + (this._basePath || '') + '/';
+  basePath = basePath.replace(/\/\/+/g, "/");
   var pathWithoutBase = completePath.replace(new RegExp('^' + basePath), '');
   return Meteor.absoluteUrl(pathWithoutBase);
 };
diff --git a/test/client/router.core.spec.js b/test/client/router.core.spec.js
index 160c911..c52f073 100644
--- a/test/client/router.core.spec.js
+++ b/test/client/router.core.spec.js
@@ -613,6 +613,19 @@ function(test, done) {
   resetBasePath();
 });
 
+Tinytest.add(
+'Client - Router - base path - url generation',
+function(test, done) {
+  _.each(['/flow', '/flow/', 'flow/', 'flow'], function(simulatedBasePath) {
+    var rand = Random.id();
+    setBasePath(simulatedBasePath);
+
+    Meteor.absoluteUrl.defaultOptions.rootUrl = 'http://example.com/flow'
+    test.equal(FlowRouter.url('/' + rand), 'http://example.com/flow/' + rand);
+  });
+  resetBasePath();
+});
+
 
 function setBasePath(path) {
   FlowRouter._initialized = false;