diff --git a/src/main/java/net/mcreator/superbwarfare/event/LivingEventHandler.java b/src/main/java/net/mcreator/superbwarfare/event/LivingEventHandler.java
index 01fac00df..1b7002308 100644
--- a/src/main/java/net/mcreator/superbwarfare/event/LivingEventHandler.java
+++ b/src/main/java/net/mcreator/superbwarfare/event/LivingEventHandler.java
@@ -152,7 +152,7 @@ public class LivingEventHandler {
         var tag = stack.getOrCreateTag();
         int level = stack.getOrCreateTag().getInt("Level");
         double exp = stack.getOrCreateTag().getDouble("Exp");
-        double upgradeExpNeeded = 20 / 3.0 * Math.pow(level, 3) + 90 * Math.pow(level, 2) - 290 / 3.0 * level + 20;
+        double upgradeExpNeeded = 20 * Math.pow(level, 2) + 160 * level + 20;
 
         if (exp >= upgradeExpNeeded) {
             tag.putDouble("Exp", exp - upgradeExpNeeded);
diff --git a/src/main/java/net/mcreator/superbwarfare/tools/TooltipTool.java b/src/main/java/net/mcreator/superbwarfare/tools/TooltipTool.java
index 5fc6c9d3d..c64b205d9 100644
--- a/src/main/java/net/mcreator/superbwarfare/tools/TooltipTool.java
+++ b/src/main/java/net/mcreator/superbwarfare/tools/TooltipTool.java
@@ -72,7 +72,7 @@ public class TooltipTool {
 
     private static void addLevelTips(List<Component> tooltip, ItemStack stack) {
         int level = ItemNBTTool.getInt(stack, "Level", 0);
-        double rate = ItemNBTTool.getDouble(stack, "Exp", 0) / (20 / 3.0 * Math.pow(level, 3) + 90 * Math.pow(level, 2) - 290 / 3.0 * level + 20);
+        double rate = ItemNBTTool.getDouble(stack, "Exp", 0) / (20 * Math.pow(level, 2) + 160 * level + 20);
 
         ChatFormatting formatting;
         if (level < 10) {