diff --git a/tests/ui-regression/package.json b/tests/ui-regression/package.json
index 8ab4cf530f..cc94d34e39 100644
--- a/tests/ui-regression/package.json
+++ b/tests/ui-regression/package.json
@@ -15,7 +15,7 @@
         "pixelmatch": "^4.0.2",
         "png-js": "^0.1.1",
         "pngjs2": "^2.0.0",
-        "polyserve": "^0.23.0",
+        "polyserve": "^0.27.13",
         "puppeteer": "^1.6.1"
     }
 }