diff --git a/Controllers/LockerImageController.cs b/Controllers/LockerImageController.cs
index 1d8814d..d244335 100644
--- a/Controllers/LockerImageController.cs
+++ b/Controllers/LockerImageController.cs
@@ -35,7 +35,7 @@ public AccountImageController(IHttpClientFactory clientFactory, AsyncKeyedLocker
     }
 
     [HttpPost]
-    public async Task<IActionResult> Post(Locker locker)
+    public async Task<IActionResult> Post(Locker locker, [FromQuery] bool? lossless)
     {
         Console.WriteLine(
             $"Locker image request | Name = {locker.PlayerName} | Locale = {locker.Locale} | Items = {locker.Items.Length}");
@@ -48,7 +48,7 @@ public async Task<IActionResult> Post(Locker locker)
         using var lockerBitmap = await GenerateImage(locker);
 
         // Determine the quality of the image based on quality mapping and locker.Items.Length
-        var quality = QualityMapping.FirstOrDefault(x => locker.Items.Length >= x.Count).Quality;
+        var quality = lossless == true ? 100 : QualityMapping.FirstOrDefault(x => locker.Items.Length >= x.Count).Quality;
         return File(lockerBitmap.Encode(SKEncodedImageFormat.Jpeg, quality).AsStream(true), "image/jpeg");
     }
 
diff --git a/Controllers/UtilsImageController.cs b/Controllers/UtilsImageController.cs
index e98a32b..57ac989 100644
--- a/Controllers/UtilsImageController.cs
+++ b/Controllers/UtilsImageController.cs
@@ -103,12 +103,12 @@ await _assets.GetBitmap(
             await _assets.GetBitmap(
                 $"Assets/Images/Map/Markers/{RandomNumberGenerator.GetInt32(markerAmount - 1)}.png"); // don't dispose
 
-        const int worldRadius = 150000;
-        const int xOffset = 0;
-        const int yOffset = 30;
+        const int worldRadius = 150_000;
+        const int xOffset = -60;
+        const int yOffset = 0;
 
-        var mx = ((float) drop.Y + worldRadius) / (worldRadius * 2) * bitmap.Width + xOffset;
-        var my = (1 - ((float) drop.X + worldRadius) / (worldRadius * 2)) * bitmap.Height + yOffset;
+        var mx = (drop.X + worldRadius) / (worldRadius * 2f) * bitmap.Width + xOffset;
+        var my = (drop.Y + worldRadius) / (worldRadius * 2f) * bitmap.Height + yOffset;
 
         canvas.DrawBitmap(markerBitmap, mx - (float) markerBitmap!.Width / 2, my - markerBitmap.Height);
 
diff --git a/Dockerfile b/Dockerfile
index 2121936..698d696 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -1,10 +1,10 @@
-FROM mcr.microsoft.com/dotnet/aspnet:8.0 AS base
+FROM mcr.microsoft.com/dotnet/aspnet:9.0 AS base
 WORKDIR /app
 ENV ASPNETCORE_HTTP_PORTS=80
 EXPOSE 80
 EXPOSE 443
 
-FROM mcr.microsoft.com/dotnet/sdk:8.0 AS build
+FROM mcr.microsoft.com/dotnet/sdk:9.0 AS build
 WORKDIR /src
 COPY ["EasyFortniteStats-ImageApi.csproj", "./"]
 RUN dotnet restore "EasyFortniteStats-ImageApi.csproj"
diff --git a/EasyFortniteStats-ImageApi.csproj b/EasyFortniteStats-ImageApi.csproj
index cdd3079..55be9e4 100644
--- a/EasyFortniteStats-ImageApi.csproj
+++ b/EasyFortniteStats-ImageApi.csproj
@@ -1,7 +1,7 @@
 <Project Sdk="Microsoft.NET.Sdk.Web">
 
     <PropertyGroup>
-        <TargetFramework>net8.0</TargetFramework>
+        <TargetFramework>net9.0</TargetFramework>
         <Nullable>enable</Nullable>
         <ImplicitUsings>enable</ImplicitUsings>
         <RootNamespace>EasyFortniteStats_ImageApi</RootNamespace>
@@ -10,10 +10,10 @@
     </PropertyGroup>
 
     <ItemGroup>
-        <PackageReference Include="AsyncKeyedLock" Version="7.0.2" />
-        <PackageReference Include="SkiaSharp" Version="2.88.8" />
-        <PackageReference Include="SkiaSharp.NativeAssets.Linux.NoDependencies" Version="2.88.8" />
-        <PackageReference Include="Swashbuckle.AspNetCore" Version="6.9.0" />
+        <PackageReference Include="AsyncKeyedLock" Version="7.1.4" />
+        <PackageReference Include="SkiaSharp" Version="2.88.9" />
+        <PackageReference Include="SkiaSharp.NativeAssets.Linux.NoDependencies" Version="2.88.9" />
+        <PackageReference Include="Swashbuckle.AspNetCore" Version="7.1.0" />
     </ItemGroup>
     
     <!-- Include asset files -->