diff --git a/package.json b/package.json
index e775df6..b990846 100644
--- a/package.json
+++ b/package.json
@@ -49,7 +49,7 @@
     "serve": "*",
     "sinon": "^7.0.0",
     "unexpected": "^11.0.0-4",
-    "unexpected-documentation-site-generator": "^5.0.0",
+    "unexpected-documentation-site-generator": "^6.0.0",
     "unexpected-markdown": "^2.0.0"
   },
   "nyc": {