diff --git a/client/dictionaries/mfc_default_keys.dic b/client/dictionaries/mfc_default_keys.dic
index d708e526e..3b4ef120b 100644
--- a/client/dictionaries/mfc_default_keys.dic
+++ b/client/dictionaries/mfc_default_keys.dic
@@ -2139,10 +2139,6 @@ E69DD9015A43
 C8382A233993
 7B304F2A12A6
 FC9418BF788B
-5C8FF9990DA2
-D01AFEEB890A
-75CCB59C9BED
-4B791BEA7BCC
 #
 # Data from "the more the marriott" mifare project (colonelborkmundus)
 # aka The Horde