diff --git a/L2J_Mobius_Classic_2.3_SevenSigns/dist/game/config/Server.ini b/L2J_Mobius_Classic_2.3_SevenSigns/dist/game/config/Server.ini
index 5ae5eaabc5..79e4606912 100644
--- a/L2J_Mobius_Classic_2.3_SevenSigns/dist/game/config/Server.ini
+++ b/L2J_Mobius_Classic_2.3_SevenSigns/dist/game/config/Server.ini
@@ -101,8 +101,8 @@ MaximumOnlineUsers = 2000
 # Numbers of protocol revisions that server allows to connect.
 # Delimiter is ;
 # WARNING: <u><b><font color="red">Changing the protocol revision may result in incompatible communication and many errors in game!</font></b></u>
-# Seven Signs: 152
-AllowedProtocolRevisions = 152
+# Seven Signs: 152;166
+AllowedProtocolRevisions = 152;166
 
 # Displays server type next to the server name on character selection.
 # Notes: