diff --git a/[core]/es_extended/server/modules/createJob.lua b/[core]/es_extended/server/modules/createJob.lua
index a5712cf4..b16ade82 100644
--- a/[core]/es_extended/server/modules/createJob.lua
+++ b/[core]/es_extended/server/modules/createJob.lua
@@ -5,24 +5,10 @@ local NOTIFY_TYPES = {
     ERROR = "^5[%s]^7-^1[ERROR]^7 %s"
 }
 
-local function doesJobAndGradesExist(name, grades)
-    if not ESX.Jobs[name] then
-       return false
-    end
-
-   for _, grade in ipairs(grades) do
-       if not ESX.DoesJobExist(name, grade.grade) then
-           return false
-       end
-   end
-
-   return true
-end
-
 local function generateNewJobTable(name, label, grades, jobType)
-    local job = { name = name, label = label, type = jobType, grades = {} }
+    local job = ESX.Jobs[name] or { name = name, label = label, type = jobType, grades = {} }
     for _, v in pairs(grades) do
-        job.grades[tostring(v.grade)] = { job_name = name, grade = v.grade, name = v.name, label = v.label, salary = v.salary, skin_male = v.skin_male or '{}', skin_female = v.skin_female or '{}' }
+        job.grades[tostring(v.grade)] = { job_name = name, grade = v.grade, name = v.name, label = v.label, salary = v.salary, skin_male = v.skin_male, skin_female = v.skin_female }
     end
 
     return job
@@ -66,22 +52,47 @@ function ESX.CreateJob(name, label, grades, jobType)
         jobType = "civ"
     end
 
-    local currentJobExist = doesJobAndGradesExist(name, grades)
+    local existingJob = MySQL.single.await('SELECT `label`, `type` FROM `jobs` WHERE `name` = ?', { name })
+    local jobExists = existingJob ~= nil
+    local existingGrades = {}
 
-    if currentJobExist then
-        notify("ERROR",currentResourceName, 'Job or grades already exists: `%s`', name)
-        return success
+    if jobExists then
+        label, jobType = existingJob.label, existingJob.type
+
+        local rows = MySQL.query.await('SELECT `grade` FROM `job_grades` WHERE `job_name` = ?', { name })
+
+        for i = 1, #(rows or {}) do
+            existingGrades[tostring(rows[i].grade)] = true
+        end
     end
 
-    local queries = {
-        { query = 'INSERT INTO `jobs` (`name`, `label`, `type`) VALUES (?, ?, ?)', values = { name, label, jobType } }
-    }
+    local queries = {}
+
+    if not jobExists then
+        queries[#queries + 1] = {
+            query = 'INSERT INTO `jobs` (`name`, `label`, `type`) VALUES (?, ?, ?)',
+            values = { name, label, jobType }
+        }
+    end
+
+    local newGrades = {}
 
     for _, grade in pairs(grades) do
-        queries[#queries + 1] = {
-            query = 'INSERT INTO job_grades (job_name, grade, name, label, salary, skin_male, skin_female) VALUES (?, ?, ?, ?, ?, ?, ?)',
-            values = { name, grade.grade, grade.name, grade.label, grade.salary, grade.skin_male and json.encode(grade.skin_male) or '{}', grade.skin_female and json.encode(grade.skin_female) or '{}' }
-        }
+        if not existingGrades[tostring(grade.grade)] then
+            local skinMale = grade.skin_male and json.encode(grade.skin_male) or '{}'
+            local skinFemale = grade.skin_female and json.encode(grade.skin_female) or '{}'
+
+            newGrades[#newGrades + 1] = { grade = grade.grade, name = grade.name, label = grade.label, salary = grade.salary, skin_male = skinMale, skin_female = skinFemale }
+            queries[#queries + 1] = {
+                query = 'INSERT INTO job_grades (job_name, grade, name, label, salary, skin_male, skin_female) VALUES (?, ?, ?, ?, ?, ?, ?)',
+                values = { name, grade.grade, grade.name, grade.label, grade.salary, skinMale, skinFemale }
+            }
+        end
+    end
+
+    if not queries[1] then
+        notify("ERROR",currentResourceName, 'Job or grades already exists: `%s`', name)
+        return success
     end
 
     success = exports.oxmysql:transaction_async(queries)
@@ -91,7 +102,7 @@ function ESX.CreateJob(name, label, grades, jobType)
         return success
     end
 
-    ESX.Jobs[name] = generateNewJobTable(name, label, grades, jobType)
+    ESX.Jobs[name] = generateNewJobTable(name, label, newGrades, jobType)
 
     notify("SUCCESS", currentResourceName, 'Job created successfully: `%s`', name)