diff --git a/lists/sinkholes/list.json b/lists/sinkholes/list.json
index e5074f0..77b9f8f 100644
--- a/lists/sinkholes/list.json
+++ b/lists/sinkholes/list.json
@@ -50,7 +50,6 @@
     "208.43.245.213",
     "212.227.20.19",
     "212.227.55.84",
-    "212.227.55.84",
     "217.182.172.139",
     "23.253.126.58",
     "23.253.46.64",