diff --git a/servermanager.py b/servermanager.py
index 283cb6e..0900ac7 100644
--- a/servermanager.py
+++ b/servermanager.py
@@ -54,10 +54,9 @@ def server_command_builder(
     name: str,
     port: int,
     era: int,  # 1 EA, 2 MA, 3 LA
-    closed_slots: list[int] = [],  # list of nations that will be closed
     ai_slots: list[
         tuple[int, int]
-    ] = [],  # list of nations that will be ai tuple format: NationID, AI Level (1-6)
+    ] = [],  # list of nations that will be ai tuple format: NationID, AI Level (1-6), 0 being closed
     client_start: bool = True,
     teams: list[tuple[int, int, int]] = [],
     clustered_start: bool = False,
@@ -105,8 +104,8 @@ def server_command_builder(
     if not (len(ai_indexes) == len(set(ai_indexes))):
         return "ERROR_AIS"
 
-    if bool(set(closed_slots) & set(ai_indexes)):
-        return "ERROR_CLOSED_AIS"
+        # if bool(set(closed_slots) & set(ai_indexes)):
+        # return "ERROR_CLOSED_AIS"
 
     if required_apoints == 0:
         required_apoints = thrones[0] + (2 * thrones[1]) + (3 * thrones[2]) - 1
@@ -150,7 +149,7 @@ def server_command_builder(
     ]
     if team_game:
         for team in teams:
-            # TODO Can team have more than one disciple and pretender?
+            # TODO: Can team have more than one disciple and pretender?
             if team[0] not in available_nations[str(era)]:
                 return "ERROR_INVALID_NATION"
 
@@ -229,6 +228,8 @@ def server_command_builder(
             if ai[0] in added_ais:
                 return "ERROR_DUPLICATE_AI"
             match ai[1]:
+                case 0:
+                    command.append(" --closed " + str(ai[0]))
                 case 1:
                     command.append(" --easyai " + str(ai[0]))
                 case 2: