diff --git a/ArchiSteamFarm.CustomPlugins.ExamplePlugin/CatAPI.cs b/ArchiSteamFarm.CustomPlugins.ExamplePlugin/CatAPI.cs
index dc340bfd7..3bd87fd4c 100644
--- a/ArchiSteamFarm.CustomPlugins.ExamplePlugin/CatAPI.cs
+++ b/ArchiSteamFarm.CustomPlugins.ExamplePlugin/CatAPI.cs
@@ -33,7 +33,11 @@ namespace ArchiSteamFarm.CustomPlugins.ExamplePlugin {
 		private const string URL = "https://aws.random.cat";
 
 		[ItemCanBeNull]
-		internal static async Task<string> GetRandomCatURL([JetBrains.Annotations.NotNull] WebBrowser webBrowser) {
+		internal static async Task<string> GetRandomCatURL([NotNull] WebBrowser webBrowser) {
+			if (webBrowser == null) {
+				throw new ArgumentNullException(nameof(webBrowser));
+			}
+
 			const string request = URL + "/meow";
 
 			WebBrowser.ObjectResponse<MeowResponse> response = await webBrowser.UrlGetToJsonObject<MeowResponse>(request).ConfigureAwait(false);
diff --git a/ArchiSteamFarm.CustomPlugins.ExamplePlugin/ExamplePlugin.cs b/ArchiSteamFarm.CustomPlugins.ExamplePlugin/ExamplePlugin.cs
index f09b5e8d7..a276745ba 100644
--- a/ArchiSteamFarm.CustomPlugins.ExamplePlugin/ExamplePlugin.cs
+++ b/ArchiSteamFarm.CustomPlugins.ExamplePlugin/ExamplePlugin.cs
@@ -36,7 +36,7 @@ namespace ArchiSteamFarm.CustomPlugins.ExamplePlugin {
 	// Your plugin class should inherit the plugin interfaces it wants to handle
 	// If you do not want to handle a particular action (e.g. OnBotMessage that is offered in IBotMessage), it's the best idea to not inherit it at all
 	// This will keep your code compact, efficient and less dependent. You can always add additional interfaces when you'll need them, this example project will inherit quite a bit of them to show you potential usage
-	// ReSharper disable once UnusedMember.Global - this is example plugin class that isn't used in our main code
+	// ReSharper disable once UnusedType.Global - this is example plugin class that isn't used in our main code
 	internal sealed class ExamplePlugin : IASF, IBot, IBotCommand, IBotConnection, IBotFriendRequest, IBotMessage, IBotModules, IBotTradeOffer {
 		// This is used for identification purposes, typically you want to use a friendly name of your plugin here, such as the name of your main class
 		// Please note that this property can have direct dependencies only on structures that were initialized by the constructor, as it's possible to be called before OnLoaded() takes place