diff --git a/NETReactorSlayer.Core/NETReactorSlayer.Core.csproj b/NETReactorSlayer.Core/NETReactorSlayer.Core.csproj
index 203d844..cd6b2f7 100644
--- a/NETReactorSlayer.Core/NETReactorSlayer.Core.csproj
+++ b/NETReactorSlayer.Core/NETReactorSlayer.Core.csproj
@@ -1,4 +1,4 @@
-<Project Sdk="Microsoft.NET.Sdk">
+<Project Sdk="Microsoft.NET.Sdk">
 
 	<Import Project="..\NETReactorSlayerCommon.props" />
 
@@ -18,7 +18,7 @@
 			<HintPath>..\Libs\netcoreapp3.1\de4dot.blocks.dll</HintPath>
 		</Reference>
 		<ProjectReference Include="..\NETReactorSlayer.De4dot\NETReactorSlayer.De4dot.csproj" />
-		<PackageReference Include="dnlib" Version="3.6.0" />
+		<PackageReference Include="dnlib" Version="4.0.0" />
 		<PackageReference Include="Lib.Harmony" Version="2.2.2" />
 		<PackageReference Include="SharpZipLib" Version="1.4.2" />
 
diff --git a/NETReactorSlayer.De4dot/NETReactorSlayer.De4dot.csproj b/NETReactorSlayer.De4dot/NETReactorSlayer.De4dot.csproj
index 5ed23bb..96fef45 100644
--- a/NETReactorSlayer.De4dot/NETReactorSlayer.De4dot.csproj
+++ b/NETReactorSlayer.De4dot/NETReactorSlayer.De4dot.csproj
@@ -1,4 +1,4 @@
-<Project Sdk="Microsoft.NET.Sdk">
+<Project Sdk="Microsoft.NET.Sdk">
 
 	<Import Project="..\NETReactorSlayerCommon.props" />
 
@@ -17,7 +17,7 @@
 		<Reference Include="de4dot.blocks" Condition="'$(IsDotNet)' == 'true'">
 			<HintPath>..\Libs\netcoreapp3.1\de4dot.blocks.dll</HintPath>
 		</Reference>
-		<PackageReference Include="dnlib" Version="3.6.0" />
+		<PackageReference Include="dnlib" Version="4.0.0" />
 
 	</ItemGroup>
 
diff --git a/NETReactorSlayer.GUI/NETReactorSlayer.GUI.csproj b/NETReactorSlayer.GUI/NETReactorSlayer.GUI.csproj
index e4dc927..fa69816 100644
--- a/NETReactorSlayer.GUI/NETReactorSlayer.GUI.csproj
+++ b/NETReactorSlayer.GUI/NETReactorSlayer.GUI.csproj
@@ -1,4 +1,4 @@
-<Project Sdk="Microsoft.NET.Sdk">
+<Project Sdk="Microsoft.NET.Sdk">
 
   <Import Project="..\NETReactorSlayerCommon.props" />
 
@@ -44,7 +44,7 @@
       <ProductName>.NET Framework 3.5 SP1</ProductName>
       <Install>false</Install>
     </BootstrapperPackage>
-    <PackageReference Include="dnlib" Version="3.6.0" />
+    <PackageReference Include="dnlib" Version="4.0.0" />
     <PackageReference Include="System.Net.Http" Version="4.3.4" />
     <PackageReference Include="System.Resources.Extensions" Version="5.0.0" />