diff --git a/.gitmodules b/.gitmodules
index 2221fc41..6f7f679d 100644
--- a/.gitmodules
+++ b/.gitmodules
@@ -1,3 +1,6 @@
 [submodule "CUE4Parse"]
 	path = CUE4Parse
 	url = https://github.com/FabianFG/CUE4Parse
+[submodule "Adonis"]
+	path = Adonis
+	url = https://github.com/FModel/adonis-ui
diff --git a/FModel/FModel.csproj b/FModel/FModel.csproj
index b19e2a4b..81a199a3 100644
--- a/FModel/FModel.csproj
+++ b/FModel/FModel.csproj
@@ -150,8 +150,6 @@
   </ItemGroup>
 
   <ItemGroup>
-    <PackageReference Include="AdonisUI" Version="1.17.1" />
-    <PackageReference Include="AdonisUI.ClassicTheme" Version="1.17.1" />
     <PackageReference Include="Autoupdater.NET.Official" Version="1.9.2" />
     <PackageReference Include="AvalonEdit" Version="6.3.1.120" />
     <PackageReference Include="CSCore" Version="1.2.1.2" />
@@ -173,6 +171,8 @@
   </ItemGroup>
 
   <ItemGroup>
+    <ProjectReference Include="..\Adonis\src\AdonisUI\AdonisUI.csproj" />
+    <ProjectReference Include="..\Adonis\src\AdonisUI.ClassicTheme\AdonisUI.ClassicTheme.csproj" />
     <ProjectReference Include="..\CUE4Parse\CUE4Parse-Conversion\CUE4Parse-Conversion.csproj" />
     <ProjectReference Include="..\CUE4Parse\CUE4Parse\CUE4Parse.csproj" />
   </ItemGroup>
diff --git a/FModel/FModel.slnx b/FModel/FModel.slnx
index ca74a91b..48be1ac4 100644
--- a/FModel/FModel.slnx
+++ b/FModel/FModel.slnx
@@ -1,4 +1,6 @@
 <Solution>
+  <Project Path="../Adonis/src/AdonisUI/AdonisUI.csproj" />
+  <Project Path="../Adonis/src/AdonisUI.ClassicTheme/AdonisUI.ClassicTheme.csproj" />
   <Project Path="../CUE4Parse/CUE4Parse-Conversion/CUE4Parse-Conversion.csproj" />
   <Project Path="../CUE4Parse/CUE4Parse/CUE4Parse.csproj" />
   <Project Path="FModel.csproj" />