diff --git a/src/settings.cpp b/src/settings.cpp
--- a/src/settings.cpp
+++ b/src/settings.cpp
@@ -1284,9 +1284,9 @@ static const SettingDescGlobVarList _net
 	 SDTG_BOOL("autoclean_companies",             S, 0, _network_autoclean_companies,  false,              STR_NULL, NULL),
 	  SDTG_VAR("autoclean_unprotected",SLE_UINT8, S, 0, _network_autoclean_unprotected,12, 0,     60,   0, STR_NULL, NULL),
 	  SDTG_VAR("autoclean_protected",  SLE_UINT8, S, 0, _network_autoclean_protected,  36, 0,    180,   0, STR_NULL, NULL),
-	  SDTG_VAR("max_companies",        SLE_UINT8, S, 0, _network_game_info.companies_max,   8, 0,  8,   0, STR_NULL, NULL),
-	  SDTG_VAR("max_clients",          SLE_UINT8, S, 0, _network_game_info.clients_max,    10, 0, 10,   0, STR_NULL, NULL),
-	  SDTG_VAR("max_spectators",       SLE_UINT8, S, 0, _network_game_info.spectators_max, 10, 0, 10,   0, STR_NULL, NULL),
+	  SDTG_VAR("max_companies",        SLE_UINT8, S, 0, _network_game_info.companies_max,   8, 1, MAX_PLAYERS, 0, STR_NULL, NULL),
+	  SDTG_VAR("max_clients",          SLE_UINT8, S, 0, _network_game_info.clients_max,    10, 2, MAX_CLIENTS, 0, STR_NULL, NULL),
+	  SDTG_VAR("max_spectators",       SLE_UINT8, S, 0, _network_game_info.spectators_max, 10, 0, MAX_CLIENTS, 0, STR_NULL, NULL),
 	  SDTG_VAR("restart_game_year",    SLE_INT32, S,D0, _network_restart_game_year,    0, MIN_YEAR, MAX_YEAR, 1, STR_NULL, NULL),
 	  SDTG_VAR("min_players",          SLE_UINT8, S, 0, _network_min_players,               0, 0, 10,   0, STR_NULL, NULL),
 	SDTG_OMANY("server_lang",          SLE_UINT8, S, 0, _network_game_info.server_lang,     0, 28, "ANY|ENGLISH|GERMAN|FRENCH|BRAZILIAN|BULGARIAN|CHINESE|CZECH|DANISH|DUTCH|ESPERANTO|FINNISH|HUNGARIAN|ICELANDIC|ITALIAN|JAPANESE|KOREAN|LITHUANIAN|NORWEGIAN|POLISH|PORTUGUESE|ROMANIAN|RUSSIAN|SLOVAK|SLOVENIAN|SPANISH|SWEDISH|TURKISH|UKRAINIAN", STR_NULL, NULL),