diff --git a/EXILED/.editorconfig b/EXILED/.editorconfig
index 3124f1d41..b64d58c27 100644
--- a/EXILED/.editorconfig
+++ b/EXILED/.editorconfig
@@ -19,6 +19,7 @@ ij_wrap_on_typing = false
 csharp_style_var_for_built_in_types = false:error
 csharp_style_var_when_type_is_apparent = false:error
 csharp_style_var_elsewhere = false:error
+dotnet_diagnostic.IDE0305.severity = none
 
 # ReSharper properties
 resharper_csharp_max_line_length = 400
diff --git a/EXILED/EXILED.props b/EXILED/EXILED.props
index 664106102..f0da5534c 100644
--- a/EXILED/EXILED.props
+++ b/EXILED/EXILED.props
@@ -7,7 +7,7 @@
 
   <PropertyGroup Condition="$(BuildProperties) == '' OR $(BuildProperties) == 'true'">
     <TargetFramework>net48</TargetFramework>
-    <LangVersion>9.0</LangVersion>
+    <LangVersion>13.0</LangVersion>
     <PlatformTarget>x64</PlatformTarget>
     <AppendTargetFrameworkToOutputPath>false</AppendTargetFrameworkToOutputPath>
     <OutputPath>$(MSBuildThisFileDirectory)\bin\$(Configuration)\</OutputPath>
diff --git a/EXILED/Exiled.API/Exiled.API.csproj b/EXILED/Exiled.API/Exiled.API.csproj
index 84dd05ff5..31fe36e00 100644
--- a/EXILED/Exiled.API/Exiled.API.csproj
+++ b/EXILED/Exiled.API/Exiled.API.csproj
@@ -40,6 +40,8 @@
         <Reference Include="UnityEngine.AudioModule" HintPath="$(EXILED_REFERENCES)\UnityEngine.AudioModule.dll" Private="false" />
         <Reference Include="UnityEngine.UI" HintPath="$(EXILED_REFERENCES)\UnityEngine.UI.dll" Private="false" />
         <Reference Include="YamlDotNet" HintPath="$(EXILED_REFERENCES)\YamlDotNet.dll" Private="false" />
+        <Reference Include="mscorlib" HintPath="$(EXILED_REFERENCES)\mscorlib.dll" Private="false" />
+        <Reference Include="System" HintPath="$(EXILED_REFERENCES)\System.dll" Private="false" />
     </ItemGroup>
 
     <PropertyGroup Condition=" '$(OS)' == 'Windows_NT' ">
diff --git a/EXILED/Exiled.Events/Exiled.Events.csproj b/EXILED/Exiled.Events/Exiled.Events.csproj
index 620625057..c8d9aa1cd 100644
--- a/EXILED/Exiled.Events/Exiled.Events.csproj
+++ b/EXILED/Exiled.Events/Exiled.Events.csproj
@@ -37,6 +37,8 @@
         <Reference Include="UnityEngine.CoreModule" HintPath="$(EXILED_REFERENCES)\UnityEngine.CoreModule.dll" Private="false" />
         <Reference Include="UnityEngine.PhysicsModule" HintPath="$(EXILED_REFERENCES)\UnityEngine.PhysicsModule.dll" Private="false" />
         <Reference Include="YamlDotNet" HintPath="$(EXILED_REFERENCES)\YamlDotNet.dll" Private="false" />
+        <Reference Include="mscorlib" HintPath="$(EXILED_REFERENCES)\mscorlib.dll" Private="false" />
+        <Reference Include="System" HintPath="$(EXILED_REFERENCES)\System.dll" Private="false" />
     </ItemGroup>
 
     <PropertyGroup Condition=" '$(OS)' == 'Windows_NT' ">