diff --git a/[core]/es_extended/server/functions.lua b/[core]/es_extended/server/functions.lua
index 2a57fc0f..447a3e51 100644
--- a/[core]/es_extended/server/functions.lua
+++ b/[core]/es_extended/server/functions.lua
@@ -612,13 +612,11 @@ end
 ---@param playerId string | number
 ---@return boolean
 function Core.IsPlayerAdmin(playerId)
-    local playerSrc = tostring(playerId)
-
-    if IsPlayerAceAllowed(playerSrc, "command") or GetConvar("sv_lan", "") == "true" then
+    if IsPlayerAceAllowed(playerId, "command") or GetConvar("sv_lan", "") == "true" then
         return true
     end
 
-    local xPlayer = ESX.GetPlayerFromId(tonumber(playerId))
+    local xPlayer = ESX.GetPlayerFromId(playerId)
     if not xPlayer then return false end
 
     return Config.AdminGroups[xPlayer.getGroup()] or false