diff --git a/test/acceptance/ported/blend.js b/test/acceptance/ported/blend.js
index eca436ae..da605a45 100644
--- a/test/acceptance/ported/blend.js
+++ b/test/acceptance/ported/blend.js
@@ -1,4 +1,4 @@
-require('../../support/test_helper');
+var testHelper = require('../../support/test_helper');
 
 var assert = require('../../support/assert');
 var testClient = require('./support/test_client');
@@ -18,6 +18,10 @@ describe('blend png renderer', function() {
         BaseController.prototype.req2params = req2paramsFn;
     });
 
+    afterEach(function(done) {
+        testHelper.deleteRedisKeys({'user:localhost:mapviews:global': 5}, done);
+    });
+
     var IMAGE_TOLERANCE_PER_MIL = 20;
 
     function plainTorqueMapConfig(plainColor) {