diff --git a/src/Shared/NetCore.cs b/src/Shared/NetCore.cs
index 4fac3bf0d..e876132be 100644
--- a/src/Shared/NetCore.cs
+++ b/src/Shared/NetCore.cs
@@ -6,10 +6,9 @@ public class NetCore
     public static string GetNetCoreVersion()
     {
         Assembly assembly = typeof(System.Runtime.GCSettings).GetTypeInfo().Assembly;
-        var assemblyCodeBase = assembly.CodeBase ?? throw new ArgumentNullException("assemblyCodeBase");
-        string[] assemblyPath = assemblyCodeBase.Split(new[] { '/', '\\' }, StringSplitOptions.RemoveEmptyEntries);
+        string[] assemblyPath = assembly!.CodeBase!.Split(new[] { '/', '\\' }, StringSplitOptions.RemoveEmptyEntries);
         int netCoreAppIndex = Array.IndexOf(assemblyPath, "Microsoft.NETCore.App");
-        if (netCoreAppIndex > 0 && netCoreAppIndex < assemblyPath.Length - 2)
+        if (netCoreAppIndex >= 0 && netCoreAppIndex < assemblyPath.Length - 2)
             return assemblyPath[netCoreAppIndex + 1];
         throw new Exception("Unable to determine .NET Core version.");
     }