diff --git a/archived-experiments/av-demo/package.json b/archived-experiments/av-demo/package.json
index 997c65b..5d40537 100644
--- a/archived-experiments/av-demo/package.json
+++ b/archived-experiments/av-demo/package.json
@@ -12,7 +12,7 @@
     "cookie-parser": "~1.4.3",
     "csvtojson": "^1.0.2",
     "d3": "3.5.16",
-    "debug": "~2.2.0",
+    "debug": "~4.1.1",
     "del": "^2.2.2",
     "ejs": "~2.4.1",
     "express": "~4.13.4",