diff --git a/data/FilterList.json b/data/FilterList.json
index f3c2df6bf..861ad67ae 100644
--- a/data/FilterList.json
+++ b/data/FilterList.json
@@ -3206,7 +3206,6 @@
     "licenseId": 12,
     "name": "Corset",
     "syntaxId": 3,
-    "updatedDate": "2011-02-09T00:00:00",
     "viewUrl": "https://raw.githubusercontent.com/nicedirector/ADBlock/master/Adblock_Filter.txt"
   },
   {