diff --git a/ArchiSteamFarm.CustomPlugins.ExamplePlugin/ArchiSteamFarm.CustomPlugins.ExamplePlugin.csproj b/ArchiSteamFarm.CustomPlugins.ExamplePlugin/ArchiSteamFarm.CustomPlugins.ExamplePlugin.csproj
index e64e229b7..6dc5e7f52 100644
--- a/ArchiSteamFarm.CustomPlugins.ExamplePlugin/ArchiSteamFarm.CustomPlugins.ExamplePlugin.csproj
+++ b/ArchiSteamFarm.CustomPlugins.ExamplePlugin/ArchiSteamFarm.CustomPlugins.ExamplePlugin.csproj
@@ -5,6 +5,7 @@
 
 	<ItemGroup>
 		<PackageReference Include="ConfigureAwaitChecker.Analyzer" PrivateAssets="all" />
+		<PackageReference Include="JetBrains.Annotations" PrivateAssets="all" />
 		<PackageReference Include="Newtonsoft.Json" IncludeAssets="compile" />
 		<PackageReference Include="SteamKit2" IncludeAssets="compile" />
 		<PackageReference Include="System.Composition.AttributedModel" IncludeAssets="compile" />
diff --git a/ArchiSteamFarm.CustomPlugins.PeriodicGC/ArchiSteamFarm.CustomPlugins.PeriodicGC.csproj b/ArchiSteamFarm.CustomPlugins.PeriodicGC/ArchiSteamFarm.CustomPlugins.PeriodicGC.csproj
index 48f581ba1..537ab8005 100644
--- a/ArchiSteamFarm.CustomPlugins.PeriodicGC/ArchiSteamFarm.CustomPlugins.PeriodicGC.csproj
+++ b/ArchiSteamFarm.CustomPlugins.PeriodicGC/ArchiSteamFarm.CustomPlugins.PeriodicGC.csproj
@@ -5,6 +5,7 @@
 
 	<ItemGroup>
 		<PackageReference Include="ConfigureAwaitChecker.Analyzer" PrivateAssets="all" />
+		<PackageReference Include="JetBrains.Annotations" PrivateAssets="all" />
 		<PackageReference Include="System.Composition.AttributedModel" IncludeAssets="compile" />
 	</ItemGroup>
 
diff --git a/ArchiSteamFarm.Tests/ArchiSteamFarm.Tests.csproj b/ArchiSteamFarm.Tests/ArchiSteamFarm.Tests.csproj
index 4bba5f495..aac6183f8 100644
--- a/ArchiSteamFarm.Tests/ArchiSteamFarm.Tests.csproj
+++ b/ArchiSteamFarm.Tests/ArchiSteamFarm.Tests.csproj
@@ -5,6 +5,7 @@
 
 	<ItemGroup>
 		<PackageReference Include="ConfigureAwaitChecker.Analyzer" PrivateAssets="all" />
+		<PackageReference Include="JetBrains.Annotations" PrivateAssets="all" />
 		<PackageReference Include="Microsoft.NET.Test.Sdk" />
 		<PackageReference Include="MSTest.TestAdapter" />
 		<PackageReference Include="MSTest.TestFramework" />
diff --git a/ArchiSteamFarm.sln.DotSettings b/ArchiSteamFarm.sln.DotSettings
index 0b6cf07ee..2bfef41a6 100644
--- a/ArchiSteamFarm.sln.DotSettings
+++ b/ArchiSteamFarm.sln.DotSettings
@@ -239,6 +239,7 @@
 	<s:String x:Key="/Default/CodeInspection/Highlighting/InspectionSeverities/=OverriddenWithSameValue/@EntryIndexedValue">HINT</s:String>
 	<s:String x:Key="/Default/CodeInspection/Highlighting/InspectionSeverities/=ParameterTypeCanBeEnumerable_002EGlobal/@EntryIndexedValue">SUGGESTION</s:String>
 	<s:String x:Key="/Default/CodeInspection/Highlighting/InspectionSeverities/=ParameterTypeCanBeEnumerable_002ELocal/@EntryIndexedValue">SUGGESTION</s:String>
+	<s:String x:Key="/Default/CodeInspection/Highlighting/InspectionSeverities/=PassStringInterpolation/@EntryIndexedValue">SUGGESTION</s:String>
 	<s:String x:Key="/Default/CodeInspection/Highlighting/InspectionSeverities/=PatternAlwaysMatches/@EntryIndexedValue">WARNING</s:String>
 	<s:String x:Key="/Default/CodeInspection/Highlighting/InspectionSeverities/=PatternAlwaysOfType/@EntryIndexedValue">WARNING</s:String>
 	<s:String x:Key="/Default/CodeInspection/Highlighting/InspectionSeverities/=PropertyNotResolved/@EntryIndexedValue">WARNING</s:String>