diff --git a/lib/cartodb/api/api-router.js b/lib/cartodb/api/api-router.js
index 9d53285b..b7534559 100644
--- a/lib/cartodb/api/api-router.js
+++ b/lib/cartodb/api/api-router.js
@@ -191,7 +191,7 @@ module.exports = class ApiRouter {
         Object.keys(this.serverOptions.routes).forEach(apiVersion => {
             const routes = this.serverOptions.routes[apiVersion];
 
-            const apiRouter = router();
+            const apiRouter = router({ mergeParams: true });
 
             apiRouter.use(logger(this.serverOptions));
             apiRouter.use(initializeStatusCode());
diff --git a/lib/cartodb/api/map/map-router.js b/lib/cartodb/api/map/map-router.js
index 03f19937..46e2be5e 100644
--- a/lib/cartodb/api/map/map-router.js
+++ b/lib/cartodb/api/map/map-router.js
@@ -113,7 +113,7 @@ module.exports = class MapRouter {
     }
 
     register (apiRouter, mapPaths) {
-        const mapRouter = router();
+        const mapRouter = router({ mergeParams: true });
 
         this.analysisLayergroupController.register(mapRouter);
         this.attributesLayergroupController.register(mapRouter);
diff --git a/lib/cartodb/api/template/template-router.js b/lib/cartodb/api/template/template-router.js
index 9ddcf9fc..4234bb22 100644
--- a/lib/cartodb/api/template/template-router.js
+++ b/lib/cartodb/api/template/template-router.js
@@ -53,7 +53,7 @@ module.exports = class TemplateRouter {
     }
 
     register (apiRouter, templatePaths) {
-        const templateRouter = router();
+        const templateRouter = router({ mergeParams: true });
 
         this.namedMapController.register(templateRouter);
         this.tileTemplateController.register(templateRouter);
diff --git a/test/acceptance/regressions.js b/test/acceptance/regressions.js
index 698d1401..e49065d3 100644
--- a/test/acceptance/regressions.js
+++ b/test/acceptance/regressions.js
@@ -1,7 +1,10 @@
 require('../support/test_helper');
 var assert = require('../support/assert');
+const helper = require('../support/test_helper');
 var TestClient = require('../support/test-client');
 const LayergroupToken = require('../../lib/cartodb/models/layergroup-token');
+const CartodbWindshaft = require(__dirname + '/../../lib/cartodb/server');
+const serverOptions = require(__dirname + '/../../lib/cartodb/server_options');
 
 describe('regressions', function() {
 
@@ -38,6 +41,49 @@ describe('regressions', function() {
         });
     });
 
+    // See: https://github.com/CartoDB/Windshaft-cartodb/pull/956
+    it('"/user/localhost/api/v1/map" should create an anonymous map', function (done) {
+        const server = new CartodbWindshaft(serverOptions);
+        const layergroup = {
+            version: '1.7.0',
+            layers: [
+                {
+                    type: 'mapnik',
+                    options: {
+                        sql: TestClient.SQL.ONE_POINT,
+                        cartocss: TestClient.CARTOCSS.POINTS,
+                        cartocss_version: '2.3.0'
+                    }
+                }
+            ]
+        };
+
+        const keysToDelete = {};
+
+        assert.response(server,
+            {
+                url: '/user/localhost/api/v1/map',
+                method: 'POST',
+                headers: {
+                    'Content-Type': 'application/json'
+                },
+                data: JSON.stringify(layergroup)
+            },
+            function(res, err) {
+                if (err) {
+                    return done(err);
+                }
+
+                const body = JSON.parse(res.body);
+                assert.ok(body.layergroupid);
+
+                keysToDelete['map_cfg|' + LayergroupToken.parse(body.layergroupid).token] = 0;
+                keysToDelete['user:localhost:mapviews:global'] = 5;
+                helper.deleteRedisKeys(keysToDelete, done);
+            }
+        );
+    });
+
     describe('map instantiation', function () {
         const apikeyToken = 'regular1';
         const mapConfig = {