diff --git a/OngekiFumenEditor/OngekiFumenEditor.csproj b/OngekiFumenEditor/OngekiFumenEditor.csproj
index 0ee32882..460897fb 100644
--- a/OngekiFumenEditor/OngekiFumenEditor.csproj
+++ b/OngekiFumenEditor/OngekiFumenEditor.csproj
@@ -145,9 +145,7 @@
 		</PackageReference>
 		<PackageReference Include="FontStashSharp" Version="1.3.9" />
 		<PackageReference Include="Microsoft.Build" Version="17.3.2" />
-		<PackageReference Include="Microsoft.CodeAnalysis.CSharp" Version="4.7.0" />
 		<PackageReference Include="Microsoft.CodeAnalysis.CSharp.Features" Version="4.7.0" />
-		<PackageReference Include="Microsoft.CodeAnalysis.Features" Version="4.7.0" />
 		<PackageReference Include="Microsoft.CodeAnalysis.Workspaces.MSBuild" Version="4.7.0" />
 		<PackageReference Include="Microsoft.Xaml.Behaviors.Wpf" Version="1.1.135" />
 		<PackageReference Include="NAudio" Version="2.2.1" />