diff --git a/ExampleMod.cs b/ExampleMod.cs
index d91db9e..04dd879 100644
--- a/ExampleMod.cs
+++ b/ExampleMod.cs
@@ -32,7 +32,7 @@ public class ExampleMod : Mod {
     private UniformTextureAtlas customHairs;
     private UniformTextureAtlas customBottoms;
     private UniformTextureAtlas uiTextures;
-    private UniformTextureAtlas wallpaperTextures;
+    private Dictionary<Point, TextureRegion> wallpaperTextures;
 
     public override void AddGameContent(GameImpl game, ModInfo info) {
         // adding a custom furniture item
diff --git a/ExampleMod.csproj b/ExampleMod.csproj
index 700c970..ccdccd9 100644
--- a/ExampleMod.csproj
+++ b/ExampleMod.csproj
@@ -5,13 +5,13 @@
     </PropertyGroup>
     
     <ItemGroup>
-        <PackageReference Include="TinyLifeApi" Version="0.21.0" />
+        <PackageReference Include="TinyLifeApi" Version="0.21.2" />
         
         <PackageReference Include="ExtremelySimpleLogger" Version="1.2.5" />
-        <PackageReference Include="Lib.Harmony" Version="2.2.0" />
-        <PackageReference Include="MLEM.Data" Version="5.2.0" />
-        <PackageReference Include="MLEM.Extended" Version="5.2.0" />
-        <PackageReference Include="MLEM.Startup" Version="5.2.0" />
+        <PackageReference Include="Lib.Harmony" Version="2.2.1" />
+        <PackageReference Include="MLEM.Data" Version="5.4.0-445" />
+        <PackageReference Include="MLEM.Extended" Version="5.4.0-445" />
+        <PackageReference Include="MLEM.Startup" Version="5.4.0-445" />
         <PackageReference Include="MonoGame.Extended" Version="3.8.0" />
         <PackageReference Include="MonoGame.Framework.DesktopGL" Version="3.8.0.1641" />
     </ItemGroup>
diff --git a/NuGet.config b/NuGet.config
new file mode 100644
index 0000000..2945bce
--- /dev/null
+++ b/NuGet.config
@@ -0,0 +1,7 @@
+<?xml version="1.0" encoding="utf-8"?>
+<configuration>
+    <packageSources>
+        <!-- For preview versions of MLEM, which are sometimes required -->
+        <add key="Ellpeck" value="https://nuget.ellpeck.de/v3/index.json" />
+    </packageSources>
+</configuration>
\ No newline at end of file